gsd-2017-7186
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
libpcre1 in PCRE 8.40 and libpcre2 in PCRE2 10.23 allow remote attackers to cause a denial of service (segmentation violation for read access, and application crash) by triggering an invalid Unicode property lookup.
Aliases
Aliases
CVE-2017-7186


To clipboard 

{
   GSD: {
      alias: "CVE-2017-7186",
      description: "libpcre1 in PCRE 8.40 and libpcre2 in PCRE2 10.23 allow remote attackers to cause a denial of service (segmentation violation for read access, and application crash) by triggering an invalid Unicode property lookup.",
      id: "GSD-2017-7186",
      references: [
         "https://www.suse.com/security/cve/CVE-2017-7186.html",
         "https://access.redhat.com/errata/RHSA-2018:2486",
         "https://advisories.mageia.org/CVE-2017-7186.html",
         "https://security.archlinux.org/CVE-2017-7186",
         "https://ubuntu.com/security/CVE-2017-7186",
      ],
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2017-7186",
         ],
         details: "libpcre1 in PCRE 8.40 and libpcre2 in PCRE2 10.23 allow remote attackers to cause a denial of service (segmentation violation for read access, and application crash) by triggering an invalid Unicode property lookup.",
         id: "GSD-2017-7186",
         modified: "2023-12-13T01:21:06.240844Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "cve@mitre.org",
            ID: "CVE-2017-7186",
            STATE: "PUBLIC",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "n/a",
                              version: {
                                 version_data: [
                                    {
                                       version_value: "n/a",
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "n/a",
                  },
               ],
            },
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         data_format: "MITRE",
         data_type: "CVE",
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         description: {
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                  value: "libpcre1 in PCRE 8.40 and libpcre2 in PCRE2 10.23 allow remote attackers to cause a denial of service (segmentation violation for read access, and application crash) by triggering an invalid Unicode property lookup.",
               },
            ],
         },
         problemtype: {
            problemtype_data: [
               {
                  description: [
                     {
                        lang: "eng",
                        value: "n/a",
                     },
                  ],
               },
            ],
         },
         references: {
            reference_data: [
               {
                  name: "https://bugs.exim.org/show_bug.cgi?id=2052",
                  refsource: "CONFIRM",
                  url: "https://bugs.exim.org/show_bug.cgi?id=2052",
               },
               {
                  name: "GLSA-201710-09",
                  refsource: "GENTOO",
                  url: "https://security.gentoo.org/glsa/201710-09",
               },
               {
                  name: "https://vcs.pcre.org/pcre/code/trunk/pcre_internal.h?r1=1649&r2=1688&sortby=date",
                  refsource: "CONFIRM",
                  url: "https://vcs.pcre.org/pcre/code/trunk/pcre_internal.h?r1=1649&r2=1688&sortby=date",
               },
               {
                  name: "https://vcs.pcre.org/pcre2/code/trunk/src/pcre2_internal.h?r1=600&r2=670&sortby=date",
                  refsource: "CONFIRM",
                  url: "https://vcs.pcre.org/pcre2/code/trunk/src/pcre2_internal.h?r1=600&r2=670&sortby=date",
               },
               {
                  name: "https://vcs.pcre.org/pcre/code/trunk/pcre_ucd.c?r1=1490&r2=1688&sortby=date",
                  refsource: "CONFIRM",
                  url: "https://vcs.pcre.org/pcre/code/trunk/pcre_ucd.c?r1=1490&r2=1688&sortby=date",
               },
               {
                  name: "97030",
                  refsource: "BID",
                  url: "http://www.securityfocus.com/bid/97030",
               },
               {
                  name: "https://blogs.gentoo.org/ago/2017/03/14/libpcre-invalid-memory-read-in-match-pcre_exec-c/",
                  refsource: "MISC",
                  url: "https://blogs.gentoo.org/ago/2017/03/14/libpcre-invalid-memory-read-in-match-pcre_exec-c/",
               },
               {
                  name: "https://vcs.pcre.org/pcre2/code/trunk/src/pcre2_ucd.c?r1=316&r2=670&sortby=date",
                  refsource: "CONFIRM",
                  url: "https://vcs.pcre.org/pcre2/code/trunk/src/pcre2_ucd.c?r1=316&r2=670&sortby=date",
               },
               {
                  name: "RHSA-2018:2486",
                  refsource: "REDHAT",
                  url: "https://access.redhat.com/errata/RHSA-2018:2486",
               },
               {
                  name: "GLSA-201710-25",
                  refsource: "GENTOO",
                  url: "https://security.gentoo.org/glsa/201710-25",
               },
            ],
         },
      },
      "gitlab.com": {
         advisories: [
            {
               affected_range: "[8.40],[10.23]",
               affected_versions: "Version 8.40, version 10.23",
               cvss_v2: "AV:N/AC:L/Au:N/C:N/I:N/A:P",
               cvss_v3: "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
               cwe_ids: [
                  "CWE-1035",
                  "CWE-119",
                  "CWE-937",
               ],
               date: "2018-08-17",
               description: "libpcre1 in PCRE and libpcre2 in PCRE2 allow remote attackers to cause a denial of service (segmentation violation for read access, and application crash) by triggering an invalid Unicode property lookup.",
               fixed_versions: [
                  "8.32.0",
               ],
               identifier: "CVE-2017-7186",
               identifiers: [
                  "CVE-2017-7186",
               ],
               not_impacted: "",
               package_slug: "nuget/pcre.symbols",
               pubdate: "2017-03-20",
               solution: "Unfortunately, there is no solution available yet.",
               title: "Improper Restriction of Operations within the Bounds of a Memory Buffer",
               urls: [
                  "https://nvd.nist.gov/vuln/detail/CVE-2017-7186",
               ],
               uuid: "f1eca946-a5de-4e30-b496-3d20d3c7a24d",
            },
         ],
      },
      "nvd.nist.gov": {
         configurations: {
            CVE_data_version: "4.0",
            nodes: [
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:a:pcre:pcre2:10.23:*:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                     {
                        cpe23Uri: "cpe:2.3:a:pcre:pcre:8.40:*:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
            ],
         },
         cve: {
            CVE_data_meta: {
               ASSIGNER: "cve@mitre.org",
               ID: "CVE-2017-7186",
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
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                     lang: "en",
                     value: "libpcre1 in PCRE 8.40 and libpcre2 in PCRE2 10.23 allow remote attackers to cause a denial of service (segmentation violation for read access, and application crash) by triggering an invalid Unicode property lookup.",
                  },
               ],
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "en",
                           value: "CWE-119",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://vcs.pcre.org/pcre2/code/trunk/src/pcre2_ucd.c?r1=316&r2=670&sortby=date",
                     refsource: "CONFIRM",
                     tags: [
                        "Patch",
                     ],
                     url: "https://vcs.pcre.org/pcre2/code/trunk/src/pcre2_ucd.c?r1=316&r2=670&sortby=date",
                  },
                  {
                     name: "https://vcs.pcre.org/pcre2/code/trunk/src/pcre2_internal.h?r1=600&r2=670&sortby=date",
                     refsource: "CONFIRM",
                     tags: [
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                     url: "https://vcs.pcre.org/pcre2/code/trunk/src/pcre2_internal.h?r1=600&r2=670&sortby=date",
                  },
                  {
                     name: "https://vcs.pcre.org/pcre/code/trunk/pcre_ucd.c?r1=1490&r2=1688&sortby=date",
                     refsource: "CONFIRM",
                     tags: [
                        "Patch",
                     ],
                     url: "https://vcs.pcre.org/pcre/code/trunk/pcre_ucd.c?r1=1490&r2=1688&sortby=date",
                  },
                  {
                     name: "https://vcs.pcre.org/pcre/code/trunk/pcre_internal.h?r1=1649&r2=1688&sortby=date",
                     refsource: "CONFIRM",
                     tags: [
                        "Patch",
                     ],
                     url: "https://vcs.pcre.org/pcre/code/trunk/pcre_internal.h?r1=1649&r2=1688&sortby=date",
                  },
                  {
                     name: "https://bugs.exim.org/show_bug.cgi?id=2052",
                     refsource: "CONFIRM",
                     tags: [
                        "Third Party Advisory",
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                     url: "https://bugs.exim.org/show_bug.cgi?id=2052",
                  },
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                     name: "https://blogs.gentoo.org/ago/2017/03/14/libpcre-invalid-memory-read-in-match-pcre_exec-c/",
                     refsource: "MISC",
                     tags: [
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                     url: "https://blogs.gentoo.org/ago/2017/03/14/libpcre-invalid-memory-read-in-match-pcre_exec-c/",
                  },
                  {
                     name: "97030",
                     refsource: "BID",
                     tags: [],
                     url: "http://www.securityfocus.com/bid/97030",
                  },
                  {
                     name: "GLSA-201710-09",
                     refsource: "GENTOO",
                     tags: [],
                     url: "https://security.gentoo.org/glsa/201710-09",
                  },
                  {
                     name: "GLSA-201710-25",
                     refsource: "GENTOO",
                     tags: [],
                     url: "https://security.gentoo.org/glsa/201710-25",
                  },
                  {
                     name: "RHSA-2018:2486",
                     refsource: "REDHAT",
                     tags: [],
                     url: "https://access.redhat.com/errata/RHSA-2018:2486",
                  },
               ],
            },
         },
         impact: {
            baseMetricV2: {
               acInsufInfo: true,
               cvssV2: {
                  accessComplexity: "LOW",
                  accessVector: "NETWORK",
                  authentication: "NONE",
                  availabilityImpact: "PARTIAL",
                  baseScore: 5,
                  confidentialityImpact: "NONE",
                  integrityImpact: "NONE",
                  vectorString: "AV:N/AC:L/Au:N/C:N/I:N/A:P",
                  version: "2.0",
               },
               exploitabilityScore: 10,
               impactScore: 2.9,
               obtainAllPrivilege: false,
               obtainOtherPrivilege: false,
               obtainUserPrivilege: false,
               severity: "MEDIUM",
               userInteractionRequired: false,
            },
            baseMetricV3: {
               cvssV3: {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "HIGH",
                  baseScore: 7.5,
                  baseSeverity: "HIGH",
                  confidentialityImpact: "NONE",
                  integrityImpact: "NONE",
                  privilegesRequired: "NONE",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  version: "3.0",
               },
               exploitabilityScore: 3.9,
               impactScore: 3.6,
            },
         },
         lastModifiedDate: "2018-08-17T10:29Z",
         publishedDate: "2017-03-20T00:59Z",
      },
   },
}


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