{
  "id": "CVE-2017-7186",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2017-03-20T00:59:00.190",
  "lastModified": "2024-11-21T03:31:20.320",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "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."
    },
    {
      "lang": "es",
      "value": "Libpcre1 en PCRE 8.40 y libpcre2 en PCRE2 10.23 permiten a atacantes remotos provocar una denegaci\u00f3n de servicio (infracci\u00f3n de segmentaci\u00f3n para acceso de lectura y ca\u00edda de aplicaci\u00f3n) al activar una b\u00fasqueda de propiedad Unicode no v\u00e1lida."
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "baseScore": 5.0,
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": true,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:pcre:pcre:8.40:*:*:*:*:*:*:*",
              "matchCriteriaId": "6BFAB169-4364-4D71-B0A8-2831D0A4D5F5"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:pcre:pcre2:10.23:*:*:*:*:*:*:*",
              "matchCriteriaId": "B80479DA-16D6-47A1-88AF-55B5C821BDEC"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/97030",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://access.redhat.com/errata/RHSA-2018:2486",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://blogs.gentoo.org/ago/2017/03/14/libpcre-invalid-memory-read-in-match-pcre_exec-c/",
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://bugs.exim.org/show_bug.cgi?id=2052",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://security.gentoo.org/glsa/201710-09",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://security.gentoo.org/glsa/201710-25",
      "source": "cve@mitre.org"
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    {
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      "source": "cve@mitre.org",
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    },
    {
      "url": "https://vcs.pcre.org/pcre/code/trunk/pcre_ucd.c?r1=1490&r2=1688&sortby=date",
      "source": "cve@mitre.org",
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    {
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      "tags": [
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    },
    {
      "url": "http://www.securityfocus.com/bid/97030",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://access.redhat.com/errata/RHSA-2018:2486",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://blogs.gentoo.org/ago/2017/03/14/libpcre-invalid-memory-read-in-match-pcre_exec-c/",
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    {
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    {
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      "url": "https://vcs.pcre.org/pcre/code/trunk/pcre_internal.h?r1=1649&r2=1688&sortby=date",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    {
      "url": "https://vcs.pcre.org/pcre2/code/trunk/src/pcre2_internal.h?r1=600&r2=670&sortby=date",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
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}