{
  "id": "CVE-2005-2491",
  "sourceIdentifier": "secalert@redhat.com",
  "published": "2005-08-23T04:00:00.000",
  "lastModified": "2023-02-13T01:16:14.413",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "Integer overflow in pcre_compile.c in Perl Compatible Regular Expressions (PCRE) before 6.2, as used in multiple products such as Python, Ethereal, and PHP, allows attackers to execute arbitrary code via quantifier values in regular expressions, which leads to a heap-based buffer overflow."
    }
  ],
  "vendorComments": [
    {
      "organization": "Apache",
      "comment": "Fixed in Apache 2.0.55:\nhttp://httpd.apache.org/security/vulnerabilities_20.html",
      "lastModified": "2008-07-02T00:00:00"
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": true,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:pcre:pcre:5.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "0E71EAB3-BEFE-4442-A18A-F2739DE3B0BA"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:pcre:pcre:6.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "F23E7A02-29EF-41CE-9E05-9224F832BAC6"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:pcre:pcre:6.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "3EC32309-4E60-4A56-808E-5494B1CD3D2F"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2006.10/SCOSA-2006.10.txt",
      "source": "secalert@redhat.com"
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    {
      "url": "ftp://patches.sgi.com/support/free/security/advisories/20060401-01-U",
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    },
    {
      "url": "http://docs.info.apple.com/article.html?artnum=302847",
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    },
    {
      "url": "http://itrc.hp.com/service/cki/docDisplay.do?docId=c00786522",
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    },
    {
      "url": "http://lists.trustix.org/pipermail/tsl-announce/2005-October/000354.html",
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    },
    {
      "url": "http://marc.info/?l=bugtraq&m=112605112027335&w=2",
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    {
      "url": "http://marc.info/?l=bugtraq&m=112606064317223&w=2",
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    {
      "url": "http://marc.info/?l=bugtraq&m=130497311408250&w=2",
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    {
      "url": "http://securityreason.com/securityalert/604",
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    {
      "url": "http://securitytracker.com/id?1014744",
      "source": "secalert@redhat.com",
      "tags": [
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    {
      "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-26-102198-1",
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    {
      "url": "http://support.avaya.com/elmodocs2/security/ASA-2005-216.pdf",
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    {
      "url": "http://support.avaya.com/elmodocs2/security/ASA-2005-223.pdf",
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    {
      "url": "http://support.avaya.com/elmodocs2/security/ASA-2006-081.htm",
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    {
      "url": "http://support.avaya.com/elmodocs2/security/ASA-2006-159.htm",
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    {
      "url": "http://www.debian.org/security/2005/dsa-800",
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    {
      "url": "http://www.debian.org/security/2005/dsa-817",
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    {
      "url": "http://www.debian.org/security/2005/dsa-819",
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    {
      "url": "http://www.debian.org/security/2005/dsa-821",
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    {
      "url": "http://www.ethereal.com/appnotes/enpa-sa-00021.html",
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    {
      "url": "http://www.gentoo.org/security/en/glsa/glsa-200508-17.xml",
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      "url": "http://www.gentoo.org/security/en/glsa/glsa-200509-02.xml",
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      "url": "http://www.gentoo.org/security/en/glsa/glsa-200509-08.xml",
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      "url": "http://www.gentoo.org/security/en/glsa/glsa-200509-12.xml",
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      "url": "http://www.gentoo.org/security/en/glsa/glsa-200509-19.xml",
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      "url": "http://www.novell.com/linux/security/advisories/2005_48_pcre.html",
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    {
      "url": "http://www.redhat.com/support/errata/RHSA-2005-761.html",
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      "url": "http://www.redhat.com/support/errata/RHSA-2006-0197.html",
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    {
      "url": "http://www.securityfocus.com/archive/1/427046/100/0/threaded",
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    {
      "url": "http://www.securityfocus.com/archive/1/428138/100/0/threaded",
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}