FKIE_CVE-2015-3217

Vulnerability from fkie_nvd - Published: 2016-12-13 16:59 - Updated: 2025-04-12 10:46
Summary
PCRE 7.8 and 8.32 through 8.37, and PCRE2 10.10 mishandle group empty matches, which might allow remote attackers to cause a denial of service (stack-based buffer overflow) via a crafted regular expression, as demonstrated by /^(?:(?(1)\\.|([^\\\\W_])?)+)+$/.
References
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2016-1025.html
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2016-2750.html
secalert@redhat.comhttp://vcs.pcre.org/pcre?view=revision&revision=1566Patch
secalert@redhat.comhttp://www-01.ibm.com/support/docview.wss?uid=isg3T1023886Third Party Advisory
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2015/06/03/7Mailing List
secalert@redhat.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
secalert@redhat.comhttp://www.securityfocus.com/bid/75018Third Party Advisory, VDB Entry
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2016:1132
secalert@redhat.comhttps://bugs.exim.org/show_bug.cgi?id=1638Exploit, Issue Tracking, Vendor Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1228283Issue Tracking
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2016-1025.html
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2016-2750.html
af854a3a-2127-422b-91ae-364da2661108http://vcs.pcre.org/pcre?view=revision&revision=1566Patch
af854a3a-2127-422b-91ae-364da2661108http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2015/06/03/7Mailing List
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/75018Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2016:1132
af854a3a-2127-422b-91ae-364da2661108https://bugs.exim.org/show_bug.cgi?id=1638Exploit, Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1228283Issue Tracking
Impacted products
Vendor Product Version
pcre pcre2 10.10
pcre pcre 7.8
pcre pcre 8.32
pcre pcre 8.33
pcre pcre 8.34
pcre pcre 8.35
pcre pcre 8.36
pcre pcre 8.37
ibm powerkvm 2.1
ibm powerkvm 3.1

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:pcre:pcre2:10.10:*:*:*:*:*:*:*",
              "matchCriteriaId": "E64C5505-F782-443F-944C-AC17B8468406",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:pcre:pcre:7.8:*:*:*:*:*:*:*",
              "matchCriteriaId": "880F4520-1DD8-4423-B0E0-B3783F971167",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:pcre:pcre:8.32:*:*:*:*:*:*:*",
              "matchCriteriaId": "4CE5EE9A-0FA0-4851-8AF3-D884B88B2E52",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:pcre:pcre:8.33:*:*:*:*:*:*:*",
              "matchCriteriaId": "5A61CB8C-6504-4602-91A5-C1595C12F6AB",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:pcre:pcre:8.34:*:*:*:*:*:*:*",
              "matchCriteriaId": "F6876A94-2609-41CE-975E-F1ADAE1BD782",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:pcre:pcre:8.35:*:*:*:*:*:*:*",
              "matchCriteriaId": "9DA3CC4F-1797-46D8-8C3D-0605E71C5EAE",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:pcre:pcre:8.36:*:*:*:*:*:*:*",
              "matchCriteriaId": "909CD13B-E836-4EBF-9433-55B4EFFE2DC4",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:pcre:pcre:8.37:*:*:*:*:*:*:*",
              "matchCriteriaId": "EF43E164-05C2-42A8-82CA-D1B643875C2B",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ibm:powerkvm:2.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "161594FF-0DF8-43C8-B532-EBB20228023D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ibm:powerkvm:3.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "A0744845-0230-47E7-866A-0880832B31C8",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "PCRE 7.8 and 8.32 through 8.37, and PCRE2 10.10 mishandle group empty matches, which might allow remote attackers to cause a denial of service (stack-based buffer overflow) via a crafted regular expression, as demonstrated by /^(?:(?(1)\\\\.|([^\\\\\\\\W_])?)+)+$/."
    },
    {
      "lang": "es",
      "value": "PCRE 7.8 y 8.32 hasta la versi\u00f3n 8.37 y PCRE2 10.10 no maneja adecuadamente las partidas de grupo vac\u00edas, lo que podr\u00edan permitir a atacantes remotos provocar una denegaci\u00f3n de servicio (desbordamientos de b\u00fafer basado en pila) a trav\u00e9s de una expresi\u00f3n regular manipulada, seg\u00fan lo demostrado por /^(?:(?(1)\\\\.|([^\\\\\\\\W_])?)+)+$/."
    }
  ],
  "id": "CVE-2015-3217",
  "lastModified": "2025-04-12T10:46:40.837",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "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,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2016-12-13T16:59:02.220",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://rhn.redhat.com/errata/RHSA-2016-1025.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://rhn.redhat.com/errata/RHSA-2016-2750.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch"
      ],
      "url": "http://vcs.pcre.org/pcre?view=revision\u0026revision=1566"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2015/06/03/7"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/75018"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2016:1132"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://bugs.exim.org/show_bug.cgi?id=1638"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1228283"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://rhn.redhat.com/errata/RHSA-2016-1025.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://rhn.redhat.com/errata/RHSA-2016-2750.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "http://vcs.pcre.org/pcre?view=revision\u0026revision=1566"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2015/06/03/7"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/75018"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://access.redhat.com/errata/RHSA-2016:1132"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://bugs.exim.org/show_bug.cgi?id=1638"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1228283"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
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