FKIE_CVE-2017-6004

Vulnerability from fkie_nvd - Published: 2017-02-16 11:59 - Updated: 2026-06-17 01:21
Severity
7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
The compile_bracket_matchingpath function in pcre_jit_compile.c in PCRE through 8.x before revision 1680 (e.g., the PHP 7.1.1 bundled version) allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted regular expression.
References
cve@mitre.orghttp://www.securityfocus.com/bid/96295
cve@mitre.orghttp://www.securitytracker.com/id/1037850
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2018:2486
cve@mitre.orghttps://bugs.exim.org/show_bug.cgi?id=2035Issue Tracking, Third Party Advisory, VDB Entry
cve@mitre.orghttps://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
cve@mitre.orghttps://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
cve@mitre.orghttps://security.gentoo.org/glsa/201706-11
cve@mitre.orghttps://vcs.pcre.org/pcre/code/trunk/pcre_jit_compile.c?r1=1676&r2=1680&view=patchPatch
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/96295
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1037850
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2018:2486
af854a3a-2127-422b-91ae-364da2661108https://bugs.exim.org/show_bug.cgi?id=2035Issue Tracking, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201706-11
af854a3a-2127-422b-91ae-364da2661108https://vcs.pcre.org/pcre/code/trunk/pcre_jit_compile.c?r1=1676&r2=1680&view=patchPatch
Impacted products
Vendor Product Version
pcre pcre *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:pcre:pcre:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "67B7289A-D5A8-4246-A98E-4B7F1F8A9AFC",
              "versionEndIncluding": "8.38",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The compile_bracket_matchingpath function in pcre_jit_compile.c in PCRE through 8.x before revision 1680 (e.g., the PHP 7.1.1 bundled version) allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted regular expression."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n compile_bracket_matchingpath en pcre_jit_compile.c en PCRE hasta la versi\u00f3n 8.x en versiones anteriores a la revisi\u00f3n 1680 (por ejemplo, la versi\u00f3n empacada de PHP 7.1.1) permite a atacantes remotos provocar una denegaci\u00f3n de servicio (lectura fuera de l\u00edmites y ca\u00edda de la aplicaci\u00f3n) a trav\u00e9s de una expresi\u00f3n regular manipulada."
    }
  ],
  "id": "CVE-2017-6004",
  "lastModified": "2026-06-17T01:21:36.487",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": true,
        "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": "2017-02-16T11:59:00.147",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://www.securityfocus.com/bid/96295"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.securitytracker.com/id/1037850"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://access.redhat.com/errata/RHSA-2018:2486"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://bugs.exim.org/show_bug.cgi?id=2035"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://security.gentoo.org/glsa/201706-11"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ],
      "url": "https://vcs.pcre.org/pcre/code/trunk/pcre_jit_compile.c?r1=1676\u0026r2=1680\u0026view=patch"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/96295"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securitytracker.com/id/1037850"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://access.redhat.com/errata/RHSA-2018:2486"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://bugs.exim.org/show_bug.cgi?id=2035"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://security.gentoo.org/glsa/201706-11"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://vcs.pcre.org/pcre/code/trunk/pcre_jit_compile.c?r1=1676\u0026r2=1680\u0026view=patch"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.