gsd-2017-6891
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
Two errors in the "asn1_find_node()" function (lib/parser_aux.c) within GnuTLS libtasn1 version 4.10 can be exploited to cause a stacked-based buffer overflow by tricking a user into processing a specially crafted assignments file via the e.g. asn1Coding utility.
Aliases
Aliases
CVE-2017-6891


To clipboard 

{
   GSD: {
      alias: "CVE-2017-6891",
      description: "Two errors in the \"asn1_find_node()\" function (lib/parser_aux.c) within GnuTLS libtasn1 version 4.10 can be exploited to cause a stacked-based buffer overflow by tricking a user into processing a specially crafted assignments file via the e.g. asn1Coding utility.",
      id: "GSD-2017-6891",
      references: [
         "https://www.suse.com/security/cve/CVE-2017-6891.html",
         "https://www.debian.org/security/2017/dsa-3861",
         "https://ubuntu.com/security/CVE-2017-6891",
         "https://advisories.mageia.org/CVE-2017-6891.html",
         "https://security.archlinux.org/CVE-2017-6891",
      ],
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2017-6891",
         ],
         details: "Two errors in the \"asn1_find_node()\" function (lib/parser_aux.c) within GnuTLS libtasn1 version 4.10 can be exploited to cause a stacked-based buffer overflow by tricking a user into processing a specially crafted assignments file via the e.g. asn1Coding utility.",
         id: "GSD-2017-6891",
         modified: "2023-12-13T01:21:09.855525Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "PSIRT-CNA@flexerasoftware.com",
            ID: "CVE-2017-6891",
            STATE: "PUBLIC",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "GnuTLS libtasn1",
                              version: {
                                 version_data: [
                                    {
                                       version_value: "4.10. Other versions may also be affected.",
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "Flexera Software LLC",
                  },
               ],
            },
         },
         data_format: "MITRE",
         data_type: "CVE",
         data_version: "4.0",
         description: {
            description_data: [
               {
                  lang: "eng",
                  value: "Two errors in the \"asn1_find_node()\" function (lib/parser_aux.c) within GnuTLS libtasn1 version 4.10 can be exploited to cause a stacked-based buffer overflow by tricking a user into processing a specially crafted assignments file via the e.g. asn1Coding utility.",
               },
            ],
         },
         problemtype: {
            problemtype_data: [
               {
                  description: [
                     {
                        lang: "eng",
                        value: "Stack-based buffer overflow leading to system compromise",
                     },
                  ],
               },
            ],
         },
         references: {
            reference_data: [
               {
                  name: "GLSA-201710-11",
                  refsource: "GENTOO",
                  url: "https://security.gentoo.org/glsa/201710-11",
               },
               {
                  name: "DSA-3861",
                  refsource: "DEBIAN",
                  url: "http://www.debian.org/security/2017/dsa-3861",
               },
               {
                  name: "https://secuniaresearch.flexerasoftware.com/advisories/76125/",
                  refsource: "MISC",
                  url: "https://secuniaresearch.flexerasoftware.com/advisories/76125/",
               },
               {
                  name: "https://secuniaresearch.flexerasoftware.com/secunia_research/2017-11/",
                  refsource: "MISC",
                  url: "https://secuniaresearch.flexerasoftware.com/secunia_research/2017-11/",
               },
               {
                  name: "http://git.savannah.gnu.org/gitweb/?p=libtasn1.git;a=commit;h=5520704d075802df25ce4ffccc010ba1641bd484",
                  refsource: "CONFIRM",
                  url: "http://git.savannah.gnu.org/gitweb/?p=libtasn1.git;a=commit;h=5520704d075802df25ce4ffccc010ba1641bd484",
               },
               {
                  name: "98641",
                  refsource: "BID",
                  url: "http://www.securityfocus.com/bid/98641",
               },
               {
                  name: "1038619",
                  refsource: "SECTRACK",
                  url: "http://www.securitytracker.com/id/1038619",
               },
               {
                  name: "openSUSE-SU-2019:1510",
                  refsource: "SUSE",
                  url: "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00018.html",
               },
               {
                  name: "[bookkeeper-issues] 20210628 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8",
                  refsource: "MLIST",
                  url: "https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E",
               },
               {
                  name: "[bookkeeper-issues] 20210629 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8",
                  refsource: "MLIST",
                  url: "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E",
               },
            ],
         },
      },
      "nvd.nist.gov": {
         configurations: {
            CVE_data_version: "4.0",
            nodes: [
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:a:gnu:libtasn1:4.10:*:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:a:apache:bookkeeper:4.12.1:*:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
            ],
         },
         cve: {
            CVE_data_meta: {
               ASSIGNER: "PSIRT-CNA@flexerasoftware.com",
               ID: "CVE-2017-6891",
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "en",
                     value: "Two errors in the \"asn1_find_node()\" function (lib/parser_aux.c) within GnuTLS libtasn1 version 4.10 can be exploited to cause a stacked-based buffer overflow by tricking a user into processing a specially crafted assignments file via the e.g. asn1Coding utility.",
                  },
               ],
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "en",
                           value: "CWE-787",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://secuniaresearch.flexerasoftware.com/secunia_research/2017-11/",
                     refsource: "MISC",
                     tags: [
                        "Patch",
                        "Third Party Advisory",
                     ],
                     url: "https://secuniaresearch.flexerasoftware.com/secunia_research/2017-11/",
                  },
                  {
                     name: "https://secuniaresearch.flexerasoftware.com/advisories/76125/",
                     refsource: "MISC",
                     tags: [
                        "Permissions Required",
                     ],
                     url: "https://secuniaresearch.flexerasoftware.com/advisories/76125/",
                  },
                  {
                     name: "http://git.savannah.gnu.org/gitweb/?p=libtasn1.git;a=commit;h=5520704d075802df25ce4ffccc010ba1641bd484",
                     refsource: "CONFIRM",
                     tags: [
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                     ],
                     url: "http://git.savannah.gnu.org/gitweb/?p=libtasn1.git;a=commit;h=5520704d075802df25ce4ffccc010ba1641bd484",
                  },
                  {
                     name: "98641",
                     refsource: "BID",
                     tags: [
                        "Third Party Advisory",
                        "VDB Entry",
                     ],
                     url: "http://www.securityfocus.com/bid/98641",
                  },
                  {
                     name: "1038619",
                     refsource: "SECTRACK",
                     tags: [
                        "Third Party Advisory",
                        "VDB Entry",
                     ],
                     url: "http://www.securitytracker.com/id/1038619",
                  },
                  {
                     name: "GLSA-201710-11",
                     refsource: "GENTOO",
                     tags: [
                        "Third Party Advisory",
                     ],
                     url: "https://security.gentoo.org/glsa/201710-11",
                  },
                  {
                     name: "DSA-3861",
                     refsource: "DEBIAN",
                     tags: [
                        "Third Party Advisory",
                     ],
                     url: "http://www.debian.org/security/2017/dsa-3861",
                  },
                  {
                     name: "openSUSE-SU-2019:1510",
                     refsource: "SUSE",
                     tags: [
                        "Broken Link",
                     ],
                     url: "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00018.html",
                  },
                  {
                     name: "[bookkeeper-issues] 20210628 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8",
                     refsource: "MLIST",
                     tags: [
                        "Mailing List",
                        "Third Party Advisory",
                     ],
                     url: "https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E",
                  },
                  {
                     name: "[bookkeeper-issues] 20210629 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8",
                     refsource: "MLIST",
                     tags: [
                        "Mailing List",
                        "Third Party Advisory",
                     ],
                     url: "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E",
                  },
               ],
            },
         },
         impact: {
            baseMetricV2: {
               cvssV2: {
                  accessComplexity: "MEDIUM",
                  accessVector: "NETWORK",
                  authentication: "NONE",
                  availabilityImpact: "PARTIAL",
                  baseScore: 6.8,
                  confidentialityImpact: "PARTIAL",
                  integrityImpact: "PARTIAL",
                  vectorString: "AV:N/AC:M/Au:N/C:P/I:P/A:P",
                  version: "2.0",
               },
               exploitabilityScore: 8.6,
               impactScore: 6.4,
               obtainAllPrivilege: false,
               obtainOtherPrivilege: false,
               obtainUserPrivilege: false,
               severity: "MEDIUM",
               userInteractionRequired: true,
            },
            baseMetricV3: {
               cvssV3: {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "HIGH",
                  baseScore: 8.8,
                  baseSeverity: "HIGH",
                  confidentialityImpact: "HIGH",
                  integrityImpact: "HIGH",
                  privilegesRequired: "NONE",
                  scope: "UNCHANGED",
                  userInteraction: "REQUIRED",
                  vectorString: "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                  version: "3.1",
               },
               exploitabilityScore: 2.8,
               impactScore: 5.9,
            },
         },
         lastModifiedDate: "2023-02-03T19:05Z",
         publishedDate: "2017-05-22T19:29Z",
      },
   },
}


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