v0.5.0 (no backwards compatibility) (#478)

* Change config.toml, Auto-generate UUIDs, change structure of optional field * Detect processes affected by update using yum-ps (#482) Detect processes affected by update using yum-ps * Detect processes needs restart using checkrestart on Debian and Ubuntu. * pass cpename by args when calling FillCveInfo (#513) * fix new db (#502) * Include Version,Revision in JSON * Include hostname in JSON * Update goval-dictionary's commit hash in Gopkg.lock * Remove README.ja.md * update packages (#596) * fix: change ControlPath to .vuls of SSH option (#618) * feat: checkrestart for Ubuntu and Debian (#622) * feat: checkrestart for Ubuntu and Debian * fix: dependencies check logic of configtest * feat: need-restarting on RedHat * refactor: Process.ProcName to Process.Name * feat: detect a systemd service name of need-restarting-process * feat: detect a systemd service name of need-restarting-process on Ubuntu * feat: fill a service name of need-restarting-process, init-system * Support NVD JSON and CVSS3 of JVN (#605) * fix: compile errors * fix: Show CVSS3 on TUI * fix: test cases * fix: Avoid null in JSON * Fix maxCvssScore (#621) * Fix maxCvssScore * Update vulninfos.go * fix(init): remove unnecessary log initialization * refactor(nvd): use only json feed if exists json data. if not, use xml feed * fix(scan): make Confidence slice * feat(CWE): Display CWE name to TUI * feat(cwe): import CWE defs in Japanese * feat(cwe): add OWASP Top 10 ranking to CWE if applicable * feat(scan): add -fast-root mode, implement scan/amazon.go * refactor(const): change const name JVN to Jvn * feat(scan): add -fast-root mode, implement scan/centos.go * refactor(dep): update deps * fix(amazon): deps check * feat(scan): add -fast-root mode, implement scan/rhel.go * feat(scan): add -fast-root mode, implement scan/oracle.go * fix complile err * feat(scan): add -fast-root mode, implement scan/debian.go * fix testcase * fix(amazon): scan using yum * fix(configtest): change error message, status when no scannnable servers * Fix(scan): detect init process logic * fix(tui): display cvss as table format * fix(scan): parse a output of reboot-notifier on CentOS6.9 * fix(tui): don't display score, vector when score is zero * fix(scan): add -offline mode to suse scanner * fix(scan): fix help message * feat(scan): enable to define scan mode for each servers in config.toml #510 * refactor(config): chagne cpeNames to cpeURIs * refactor(config): change dependencyCheckXMLPath to owaspDCXMLPath * fix(config): containers -> containersIncluded, Excluded, containerType * feature(report): enable to define cpeURIs for each contaner * feature(report): enable to specify owasp dc xml path for each container * fix(discover): fix a template displayed at the end of discover * feature(report): add ignorePkgsRegexp #665 * feature(report): enable to define ignoreCves for each container #666 * fix(report): Displayed nothing in TUI detail area when CweID is nil * Gopkg.toml diet * feat(server): support server mode (#678) * feat(server): support server mode * Lock go version * Use the latest kernel release among the installed release when the running kernel release is unknown * Add TestViaHTTP * Set logger to go-cve-dictionary client * Add -to-localfile * Add -to-http option to report * Load -to-http conf from config.toml * Support gost (#676) * feat(gost): Support RedHat API * feat(gost): Support Debian Security Tracker * feat(db): display error msg when SQLite3 is locked at the beginning of reporting. * feat(gost): TUI * Only use RedHat information of installed packages * feat(tui): show mitigation on TUI * feat(gost): support redis backend * fix test case * fix nil pointer when db is nil * fix(gost): detect vulns of src packages for Debian * feat(gost): implement redis backend for gost redhat api * feat(report): display fixState of unfixed pkgs * fix(report): display distincted cweIDs * feat(slack): display gost info * feat(slack): display mitigation * feat(report): display available patch state as fixed/total * fix(tui): display - if source of reference is empty * update deps * fix(report): key in ScanResult JSON be lowerCamelcase. * some keys to lower camel * fix(configtest): dep check logic of yum-plugin-ps * fix(tui): format * feat(report): add -format-list option * fix(report): -format-full-text * fix(report): report -format-full-text * fix(report): display v3 score detected by gost * fix(scan): scan in fast mode if not defined in config.toml * fix(gost): fetch RedHat data for fixed CVEs * feat(report): show number of cves detected in each database * fix(report): show new version as `Unknown` in offline and fast scan mode * fix(report): fix num of upadtable and fixed * fix(report): set `Not fixed yet` if packageStatus is empty * refact(gost): make convertToModel public * fix(test): fix test case * update deps * fix(report): include gost score in MaxCvssScore * [WIP] feat(config): enable to set options in config.toml instead of cmd opt (#690) * feat(config): enable to set options in config.toml instead of cmd opt * fix(config): change Conf.Report.Slack to Conf.Slack * fix(discover): change tempalte * fix(report): fix config.toml auto-generate with -uuid * Add endpoint for health check and change endpoint * refact(cmd): refactor flag set * fix(report): enable to specify opts with cmd arg and env value * fix(scan): enable to parse the release version of amazon linux 2 * add(report) add -to-saas option (#695) * add(report) add -to-saas option * ignore other writer if -to-saas * fix(saas) fix bug * fix(scan): need-restarting needs internet connection * fix(scan,configtest): check scan mode * refactor(scan): change func name * fix(suse): support offline mode, bug fix on AWS, zypper --no-color * fix(tui): fix nil pointer when no vulns in tui * feat(report): enable to define CPE FS format in config.toml * fix(vet): fix warnings of go vet * fix(travis): go version to 1.11 * update deps
2018-08-27 13:51:09 +09:00
parent d785fc2a54
commit 44fa2c5800
82 changed files with 14019 additions and 2485 deletions
--- a/gost/debian.go
+++ b/gost/debian.go
@@ -0,0 +1,178 @@
+/* Vuls - Vulnerability Scanner
+Copyright (C) 2016  Future Architect, Inc. Japan.
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package gost
+
+import (
+	"encoding/json"
+
+	"github.com/future-architect/vuls/config"
+	"github.com/future-architect/vuls/models"
+	"github.com/future-architect/vuls/util"
+	"github.com/knqyf263/gost/db"
+	gostmodels "github.com/knqyf263/gost/models"
+)
+
+// Debian is Gost client for Debian GNU/Linux
+type Debian struct {
+	Base
+}
+
+type packCves struct {
+	packName  string
+	isSrcPack bool
+	cves      []models.CveContent
+}
+
+// FillWithGost fills cve information that has in Gost
+func (deb Debian) FillWithGost(driver db.DB, r *models.ScanResult) (nCVEs int, err error) {
+	linuxImage := "linux-image-" + r.RunningKernel.Release
+	// Add linux and set the version of running kernel to search OVAL.
+	if r.Container.ContainerID == "" {
+		newVer := ""
+		if p, ok := r.Packages[linuxImage]; ok {
+			newVer = p.NewVersion
+		}
+		r.Packages["linux"] = models.Package{
+			Name:       "linux",
+			Version:    r.RunningKernel.Version,
+			NewVersion: newVer,
+		}
+	}
+
+	packCvesList := []packCves{}
+	if deb.isFetchViaHTTP() {
+		url, _ := util.URLPathJoin(config.Conf.Gost.URL, "debian", major(r.Release), "pkgs")
+		responses, err := getAllUnfixedCvesViaHTTP(r, url)
+		if err != nil {
+			return 0, err
+		}
+
+		for _, res := range responses {
+			debCves := map[string]gostmodels.DebianCVE{}
+			if err := json.Unmarshal([]byte(res.json), &debCves); err != nil {
+				return 0, err
+			}
+			cves := []models.CveContent{}
+			for _, debcve := range debCves {
+				cves = append(cves, *deb.ConvertToModel(&debcve))
+			}
+			packCvesList = append(packCvesList, packCves{
+				packName:  res.request.packName,
+				isSrcPack: res.request.isSrcPack,
+				cves:      cves,
+			})
+		}
+	} else {
+		if driver == nil {
+			return 0, nil
+		}
+		for _, pack := range r.Packages {
+			cveDebs := driver.GetUnfixedCvesDebian(major(r.Release), pack.Name)
+			cves := []models.CveContent{}
+			for _, cveDeb := range cveDebs {
+				cves = append(cves, *deb.ConvertToModel(&cveDeb))
+			}
+			packCvesList = append(packCvesList, packCves{
+				packName:  pack.Name,
+				isSrcPack: false,
+				cves:      cves,
+			})
+		}
+
+		// SrcPack
+		for _, pack := range r.SrcPackages {
+			cveDebs := driver.GetUnfixedCvesDebian(major(r.Release), pack.Name)
+			cves := []models.CveContent{}
+			for _, cveDeb := range cveDebs {
+				cves = append(cves, *deb.ConvertToModel(&cveDeb))
+			}
+			packCvesList = append(packCvesList, packCves{
+				packName:  pack.Name,
+				isSrcPack: true,
+				cves:      cves,
+			})
+		}
+	}
+
+	delete(r.Packages, "linux")
+
+	for _, p := range packCvesList {
+		for _, cve := range p.cves {
+			v, ok := r.ScannedCves[cve.CveID]
+			if ok {
+				v.CveContents[models.DebianSecurityTracker] = cve
+			} else {
+				v = models.VulnInfo{
+					CveID:       cve.CveID,
+					CveContents: models.NewCveContents(cve),
+					Confidences: models.Confidences{models.DebianSecurityTrackerMatch},
+				}
+				nCVEs++
+			}
+
+			names := []string{}
+			if p.isSrcPack {
+				if srcPack, ok := r.SrcPackages[p.packName]; ok {
+					for _, binName := range srcPack.BinaryNames {
+						if _, ok := r.Packages[binName]; ok {
+							names = append(names, binName)
+						}
+					}
+				}
+			} else {
+				if p.packName == "linux" {
+					names = append(names, linuxImage)
+				} else {
+					names = append(names, p.packName)
+				}
+			}
+
+			for _, name := range names {
+				v.AffectedPackages = v.AffectedPackages.Store(models.PackageStatus{
+					Name:        name,
+					FixState:    "open",
+					NotFixedYet: true,
+				})
+			}
+			r.ScannedCves[cve.CveID] = v
+		}
+	}
+	return nCVEs, nil
+}
+
+// ConvertToModel converts gost model to vuls model
+func (deb Debian) ConvertToModel(cve *gostmodels.DebianCVE) *models.CveContent {
+	severity := ""
+	for _, p := range cve.Package {
+		for _, r := range p.Release {
+			severity = r.Urgency
+			break
+		}
+	}
+	return &models.CveContent{
+		Type:          models.DebianSecurityTracker,
+		CveID:         cve.CveID,
+		Summary:       cve.Description,
+		Cvss2Severity: severity,
+		Cvss3Severity: severity,
+		SourceLink:    "https://security-tracker.debian.org/tracker/" + cve.CveID,
+		Optional: map[string]string{
+			"attack range": cve.Scope,
+		},
+	}
+}
--- a/gost/gost.go
+++ b/gost/gost.go
@@ -0,0 +1,107 @@
+/* Vuls - Vulnerability Scanner
+Copyright (C) 2016  Future Architect, Inc. Japan.
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package gost
+
+import (
+	"fmt"
+	"net/http"
+	"strings"
+
+	cnf "github.com/future-architect/vuls/config"
+	"github.com/future-architect/vuls/models"
+	"github.com/knqyf263/gost/db"
+	"github.com/parnurzeal/gorequest"
+)
+
+// Client is the interface of OVAL client.
+type Client interface {
+	FillWithGost(db.DB, *models.ScanResult) (int, error)
+
+	//TODO implement
+	// CheckHTTPHealth() error
+	// CheckIfGostFetched checks if Gost entries are fetched
+	// CheckIfGostFetched(db.DB, string, string) (bool, error)
+	// CheckIfGostFresh(db.DB, string, string) (bool, error)
+}
+
+// NewClient make Client by family
+func NewClient(family string) Client {
+	switch family {
+	case cnf.RedHat, cnf.CentOS:
+		return RedHat{}
+	case cnf.Debian:
+		return Debian{}
+	default:
+		return Pseudo{}
+	}
+}
+
+// Base is a base struct
+type Base struct {
+	family string
+}
+
+// CheckHTTPHealth do health check
+func (b Base) CheckHTTPHealth() error {
+	if !b.isFetchViaHTTP() {
+		return nil
+	}
+
+	url := fmt.Sprintf("%s/health", cnf.Conf.Gost.URL)
+	var errs []error
+	var resp *http.Response
+	resp, _, errs = gorequest.New().Get(url).End()
+	//  resp, _, errs = gorequest.New().SetDebug(config.Conf.Debug).Get(url).End()
+	//  resp, _, errs = gorequest.New().Proxy(api.httpProxy).Get(url).End()
+	if 0 < len(errs) || resp == nil || resp.StatusCode != 200 {
+		return fmt.Errorf("Failed to connect to gost server. url: %s, errs: %v",
+			url, errs)
+	}
+	return nil
+}
+
+// CheckIfGostFetched checks if oval entries are in DB by family, release.
+func (b Base) CheckIfGostFetched(driver db.DB, osFamily string) (fetched bool, err error) {
+	//TODO
+	return true, nil
+}
+
+// CheckIfGostFresh checks if oval entries are fresh enough
+func (b Base) CheckIfGostFresh(driver db.DB, osFamily string) (ok bool, err error) {
+	//TODO
+	return true, nil
+}
+
+func (b Base) isFetchViaHTTP() bool {
+	// Default value of OvalDBType is sqlite3
+	return cnf.Conf.Gost.URL != "" && cnf.Conf.Gost.Type == "sqlite3"
+}
+
+// Pseudo is Gost client except for RedHat family and Debian
+type Pseudo struct {
+	Base
+}
+
+// FillWithGost fills cve information that has in Gost
+func (pse Pseudo) FillWithGost(driver db.DB, r *models.ScanResult) (int, error) {
+	return 0, nil
+}
+
+func major(osVer string) (majorVersion string) {
+	return strings.Split(osVer, ".")[0]
+}
--- a/gost/gost_test.go
+++ b/gost/gost_test.go
@@ -0,0 +1,129 @@
+package gost
+
+import (
+	"reflect"
+	"testing"
+
+	"github.com/future-architect/vuls/models"
+	gostmodels "github.com/knqyf263/gost/models"
+)
+
+func TestSetPackageStates(t *testing.T) {
+	var tests = []struct {
+		pkgstats  []gostmodels.RedhatPackageState
+		installed models.Packages
+		release   string
+		in        models.VulnInfo
+		out       models.PackageStatuses
+	}{
+
+		//0 one
+		{
+			pkgstats: []gostmodels.RedhatPackageState{
+				{
+					FixState:    "Will not fix",
+					PackageName: "bouncycastle",
+					Cpe:         "cpe:/o:redhat:enterprise_linux:7",
+				},
+			},
+			installed: models.Packages{
+				"bouncycastle": models.Package{},
+			},
+			release: "7",
+			in:      models.VulnInfo{},
+			out: []models.PackageStatus{
+				{
+					Name:        "bouncycastle",
+					FixState:    "Will not fix",
+					NotFixedYet: true,
+				},
+			},
+		},
+
+		//1 two
+		{
+			pkgstats: []gostmodels.RedhatPackageState{
+				{
+					FixState:    "Will not fix",
+					PackageName: "bouncycastle",
+					Cpe:         "cpe:/o:redhat:enterprise_linux:7",
+				},
+				{
+					FixState:    "Fix deferred",
+					PackageName: "pack_a",
+					Cpe:         "cpe:/o:redhat:enterprise_linux:7",
+				},
+				// ignore not-installed-package
+				{
+					FixState:    "Fix deferred",
+					PackageName: "pack_b",
+					Cpe:         "cpe:/o:redhat:enterprise_linux:7",
+				},
+			},
+			installed: models.Packages{
+				"bouncycastle": models.Package{},
+				"pack_a":       models.Package{},
+			},
+			release: "7",
+			in:      models.VulnInfo{},
+			out: []models.PackageStatus{
+				{
+					Name:        "bouncycastle",
+					FixState:    "Will not fix",
+					NotFixedYet: true,
+				},
+				{
+					Name:        "pack_a",
+					FixState:    "Fix deferred",
+					NotFixedYet: true,
+				},
+			},
+		},
+
+		//2 ignore affected
+		{
+			pkgstats: []gostmodels.RedhatPackageState{
+				{
+					FixState:    "affected",
+					PackageName: "bouncycastle",
+					Cpe:         "cpe:/o:redhat:enterprise_linux:7",
+				},
+			},
+			installed: models.Packages{
+				"bouncycastle": models.Package{},
+			},
+			release: "7",
+			in: models.VulnInfo{
+				AffectedPackages: models.PackageStatuses{},
+			},
+			out: models.PackageStatuses{},
+		},
+
+		//3 look only the same os release.
+		{
+			pkgstats: []gostmodels.RedhatPackageState{
+				{
+					FixState:    "Will not fix",
+					PackageName: "bouncycastle",
+					Cpe:         "cpe:/o:redhat:enterprise_linux:6",
+				},
+			},
+			installed: models.Packages{
+				"bouncycastle": models.Package{},
+			},
+			release: "7",
+			in: models.VulnInfo{
+				AffectedPackages: models.PackageStatuses{},
+			},
+			out: models.PackageStatuses{},
+		},
+	}
+
+	r := RedHat{}
+	for i, tt := range tests {
+		out := r.mergePackageStates(tt.in, tt.pkgstats, tt.installed, tt.release)
+		if ok := reflect.DeepEqual(tt.out, out); !ok {
+			t.Errorf("[%d]\nexpected: %v:%T\n  actual: %v:%T\n", i, tt.out, tt.out, out, out)
+		}
+	}
+}
--- a/gost/redhat.go
+++ b/gost/redhat.go
@@ -0,0 +1,253 @@
+/* Vuls - Vulnerability Scanner
+Copyright (C) 2016  Future Architect, Inc. Japan.
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package gost
+
+import (
+	"encoding/json"
+	"strconv"
+	"strings"
+
+	"github.com/future-architect/vuls/config"
+	"github.com/future-architect/vuls/models"
+	"github.com/future-architect/vuls/util"
+	"github.com/knqyf263/gost/db"
+	gostmodels "github.com/knqyf263/gost/models"
+)
+
+// RedHat is Gost client for RedHat family linux
+type RedHat struct {
+	Base
+}
+
+// FillWithGost fills cve information that has in Gost
+func (red RedHat) FillWithGost(driver db.DB, r *models.ScanResult) (nCVEs int, err error) {
+	if nCVEs, err = red.fillUnfixed(driver, r); err != nil {
+		return 0, err
+	}
+	return nCVEs, red.fillFixed(driver, r)
+}
+
+func (red RedHat) fillFixed(driver db.DB, r *models.ScanResult) error {
+	var cveIDs []string
+	for cveID, vuln := range r.ScannedCves {
+		if _, ok := vuln.CveContents[models.RedHatAPI]; ok {
+			continue
+		}
+		cveIDs = append(cveIDs, cveID)
+	}
+
+	if red.isFetchViaHTTP() {
+		prefix, _ := util.URLPathJoin(config.Conf.Gost.URL,
+			"redhat", "cves")
+		responses, err := getCvesViaHTTP(cveIDs, prefix)
+		if err != nil {
+			return err
+		}
+		for _, res := range responses {
+			redCve := gostmodels.RedhatCVE{}
+			if err := json.Unmarshal([]byte(res.json), &redCve); err != nil {
+				return err
+			}
+			if redCve.ID == 0 {
+				continue
+			}
+			cveCont := red.ConvertToModel(&redCve)
+			v, _ := r.ScannedCves[res.request.cveID]
+			v.CveContents[models.RedHatAPI] = *cveCont
+			r.ScannedCves[res.request.cveID] = v
+		}
+	} else {
+		if driver == nil {
+			return nil
+		}
+		for cveID, redCve := range driver.GetRedhatMulti(cveIDs) {
+			if redCve.ID == 0 {
+				continue
+			}
+			cveCont := red.ConvertToModel(&redCve)
+			v, _ := r.ScannedCves[cveID]
+			v.CveContents[models.RedHatAPI] = *cveCont
+			r.ScannedCves[cveID] = v
+		}
+	}
+
+	return nil
+}
+
+func (red RedHat) fillUnfixed(driver db.DB, r *models.ScanResult) (nCVEs int, err error) {
+	if red.isFetchViaHTTP() {
+		prefix, _ := util.URLPathJoin(config.Conf.Gost.URL,
+			"redhat", major(r.Release), "pkgs")
+		responses, err := getAllUnfixedCvesViaHTTP(r, prefix)
+		if err != nil {
+			return 0, err
+		}
+		for _, res := range responses {
+			// CVE-ID: RedhatCVE
+			cves := map[string]gostmodels.RedhatCVE{}
+			if err := json.Unmarshal([]byte(res.json), &cves); err != nil {
+				return 0, err
+			}
+
+			for _, cve := range cves {
+				cveCont := red.ConvertToModel(&cve)
+				v, ok := r.ScannedCves[cve.Name]
+				if ok {
+					v.CveContents[models.RedHatAPI] = *cveCont
+				} else {
+					v = models.VulnInfo{
+						CveID:       cveCont.CveID,
+						CveContents: models.NewCveContents(*cveCont),
+						Confidences: models.Confidences{models.RedHatAPIMatch},
+					}
+					nCVEs++
+				}
+
+				pkgStats := red.mergePackageStates(v,
+					cve.PackageState, r.Packages, r.Release)
+				if 0 < len(pkgStats) {
+					v.AffectedPackages = pkgStats
+					r.ScannedCves[cve.Name] = v
+				}
+			}
+		}
+	} else {
+		if driver == nil {
+			return 0, nil
+		}
+		for _, pack := range r.Packages {
+			// CVE-ID: RedhatCVE
+			cves := map[string]gostmodels.RedhatCVE{}
+			cves = driver.GetUnfixedCvesRedhat(major(r.Release), pack.Name)
+			for _, cve := range cves {
+				cveCont := red.ConvertToModel(&cve)
+				v, ok := r.ScannedCves[cve.Name]
+				if ok {
+					v.CveContents[models.RedHatAPI] = *cveCont
+				} else {
+					v = models.VulnInfo{
+						CveID:       cveCont.CveID,
+						CveContents: models.NewCveContents(*cveCont),
+						Confidences: models.Confidences{models.RedHatAPIMatch},
+					}
+					nCVEs++
+				}
+
+				pkgStats := red.mergePackageStates(v,
+					cve.PackageState, r.Packages, r.Release)
+				if 0 < len(pkgStats) {
+					v.AffectedPackages = pkgStats
+					r.ScannedCves[cve.Name] = v
+				}
+			}
+		}
+	}
+	return nCVEs, nil
+}
+
+func (red RedHat) mergePackageStates(v models.VulnInfo, ps []gostmodels.RedhatPackageState, installed models.Packages, release string) (pkgStats models.PackageStatuses) {
+	pkgStats = v.AffectedPackages
+	for _, pstate := range ps {
+		if pstate.Cpe !=
+			"cpe:/o:redhat:enterprise_linux:"+major(release) {
+			return
+		}
+
+		if !(pstate.FixState == "Will not fix" ||
+			pstate.FixState == "Fix deferred") {
+			return
+		}
+
+		if _, ok := installed[pstate.PackageName]; !ok {
+			return
+		}
+
+		notFixedYet := false
+		switch pstate.FixState {
+		case "Will not fix", "Fix deferred":
+			notFixedYet = true
+		}
+
+		pkgStats = pkgStats.Store(models.PackageStatus{
+			Name:        pstate.PackageName,
+			FixState:    pstate.FixState,
+			NotFixedYet: notFixedYet,
+		})
+	}
+	return
+}
+
+// ConvertToModel converts gost model to vuls model
+func (red RedHat) ConvertToModel(cve *gostmodels.RedhatCVE) *models.CveContent {
+	cwes := []string{}
+	if cve.Cwe != "" {
+		s := strings.TrimPrefix(cve.Cwe, "(")
+		s = strings.TrimSuffix(s, ")")
+		if strings.Contains(cve.Cwe, "|") {
+			cwes = strings.Split(cve.Cwe, "|")
+		} else {
+			cwes = strings.Split(s, "->")
+		}
+	}
+
+	details := []string{}
+	for _, detail := range cve.Details {
+		details = append(details, detail.Detail)
+	}
+
+	v2score := 0.0
+	if cve.Cvss.CvssBaseScore != "" {
+		v2score, _ = strconv.ParseFloat(cve.Cvss.CvssBaseScore, 64)
+	}
+	v2severity := ""
+	if v2score != 0 {
+		v2severity = cve.ThreatSeverity
+	}
+
+	v3score := 0.0
+	if cve.Cvss3.Cvss3BaseScore != "" {
+		v3score, _ = strconv.ParseFloat(cve.Cvss3.Cvss3BaseScore, 64)
+	}
+	v3severity := ""
+	if v3score != 0 {
+		v3severity = cve.ThreatSeverity
+	}
+
+	var refs []models.Reference
+	for _, r := range cve.References {
+		refs = append(refs, models.Reference{Link: r.Reference})
+	}
+
+	return &models.CveContent{
+		Type:          models.RedHatAPI,
+		CveID:         cve.Name,
+		Title:         cve.Bugzilla.Description,
+		Summary:       strings.Join(details, "\n"),
+		Cvss2Score:    v2score,
+		Cvss2Vector:   cve.Cvss.CvssScoringVector,
+		Cvss2Severity: v2severity,
+		Cvss3Score:    v3score,
+		Cvss3Vector:   cve.Cvss3.Cvss3ScoringVector,
+		Cvss3Severity: v3severity,
+		References:    refs,
+		CweIDs:        cwes,
+		Mitigation:    cve.Mitigation,
+		Published:     cve.PublicDate,
+		SourceLink:    "https://access.redhat.com/security/cve/" + cve.Name,
+	}
+}
--- a/gost/util.go
+++ b/gost/util.go
@@ -0,0 +1,201 @@
+/* Vuls - Vulnerability Scanner
+Copyright (C) 2016  Future Architect, Inc. Japan.
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package gost
+
+import (
+	"fmt"
+	"net/http"
+	"time"
+
+	"github.com/cenkalti/backoff"
+	"github.com/future-architect/vuls/models"
+	"github.com/future-architect/vuls/util"
+	"github.com/parnurzeal/gorequest"
+)
+
+type response struct {
+	request request
+	json    string
+}
+
+func getCvesViaHTTP(cveIDs []string, urlPrefix string) (
+	responses []response, err error) {
+	nReq := len(cveIDs)
+	reqChan := make(chan request, nReq)
+	resChan := make(chan response, nReq)
+	errChan := make(chan error, nReq)
+	defer close(reqChan)
+	defer close(resChan)
+	defer close(errChan)
+
+	go func() {
+		for _, cveID := range cveIDs {
+			reqChan <- request{
+				cveID: cveID,
+			}
+		}
+	}()
+
+	concurrency := 10
+	tasks := util.GenWorkers(concurrency)
+	for i := 0; i < nReq; i++ {
+		tasks <- func() {
+			select {
+			case req := <-reqChan:
+				url, err := util.URLPathJoin(
+					urlPrefix,
+					req.cveID,
+				)
+				if err != nil {
+					errChan <- err
+				} else {
+					util.Log.Debugf("HTTP Request to %s", url)
+					httpGet(url, req, resChan, errChan)
+				}
+			}
+		}
+	}
+
+	timeout := time.After(2 * 60 * time.Second)
+	var errs []error
+	for i := 0; i < nReq; i++ {
+		select {
+		case res := <-resChan:
+			responses = append(responses, res)
+		case err := <-errChan:
+			errs = append(errs, err)
+		case <-timeout:
+			return nil, fmt.Errorf("Timeout Fetching OVAL")
+		}
+	}
+	if len(errs) != 0 {
+		return nil, fmt.Errorf("Failed to fetch OVAL. err: %v", errs)
+	}
+	return
+}
+
+type request struct {
+	osMajorVersion string
+	packName       string
+	isSrcPack      bool
+	cveID          string
+}
+
+func getAllUnfixedCvesViaHTTP(r *models.ScanResult, urlPrefix string) (
+	responses []response, err error) {
+
+	nReq := len(r.Packages) + len(r.SrcPackages)
+	reqChan := make(chan request, nReq)
+	resChan := make(chan response, nReq)
+	errChan := make(chan error, nReq)
+	defer close(reqChan)
+	defer close(resChan)
+	defer close(errChan)
+
+	go func() {
+		for _, pack := range r.Packages {
+			reqChan <- request{
+				osMajorVersion: major(r.Release),
+				packName:       pack.Name,
+				isSrcPack:      false,
+			}
+		}
+		for _, pack := range r.SrcPackages {
+			reqChan <- request{
+				osMajorVersion: major(r.Release),
+				packName:       pack.Name,
+				isSrcPack:      true,
+			}
+		}
+	}()
+
+	concurrency := 10
+	tasks := util.GenWorkers(concurrency)
+	for i := 0; i < nReq; i++ {
+		tasks <- func() {
+			select {
+			case req := <-reqChan:
+				url, err := util.URLPathJoin(
+					urlPrefix,
+					req.packName,
+					"unfixed-cves",
+				)
+				if err != nil {
+					errChan <- err
+				} else {
+					util.Log.Debugf("HTTP Request to %s", url)
+					httpGet(url, req, resChan, errChan)
+				}
+			}
+		}
+	}
+
+	timeout := time.After(2 * 60 * time.Second)
+	var errs []error
+	for i := 0; i < nReq; i++ {
+		select {
+		case res := <-resChan:
+			responses = append(responses, res)
+		case err := <-errChan:
+			errs = append(errs, err)
+		case <-timeout:
+			return nil, fmt.Errorf("Timeout Fetching OVAL")
+		}
+	}
+	if len(errs) != 0 {
+		return nil, fmt.Errorf("Failed to fetch OVAL. err: %v", errs)
+	}
+	return
+}
+
+func httpGet(url string, req request, resChan chan<- response, errChan chan<- error) {
+	var body string
+	var errs []error
+	var resp *http.Response
+	count, retryMax := 0, 3
+	f := func() (err error) {
+		//  resp, body, errs = gorequest.New().SetDebug(config.Conf.Debug).Get(url).End()
+		resp, body, errs = gorequest.New().Get(url).End()
+		if 0 < len(errs) || resp == nil || resp.StatusCode != 200 {
+			count++
+			if count == retryMax {
+				return nil
+			}
+			return fmt.Errorf("HTTP GET error: %v, url: %s, resp: %v",
+				errs, url, resp)
+		}
+		return nil
+	}
+	notify := func(err error, t time.Duration) {
+		util.Log.Warnf("Failed to HTTP GET. retrying in %s seconds. err: %s", t, err)
+	}
+	err := backoff.RetryNotify(f, backoff.NewExponentialBackOff(), notify)
+	if err != nil {
+		errChan <- fmt.Errorf("HTTP Error %s", err)
+		return
+	}
+	if count == retryMax {
+		errChan <- fmt.Errorf("HRetry count exceeded")
+		return
+	}
+
+	resChan <- response{
+		request: req,
+		json:    body,
+	}
+}