{
  "id": "CVE-2015-8853",
  "sourceIdentifier": "security@debian.org",
  "published": "2016-05-25T15:59:01.473",
  "lastModified": "2024-11-21T02:39:19.063",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "The (1) S_reghop3, (2) S_reghop4, and (3) S_reghopmaybe3 functions in regexec.c in Perl before 5.24.0 allow context-dependent attackers to cause a denial of service (infinite loop) via crafted utf-8 data, as demonstrated by \"a\\x80.\""
    },
    {
      "lang": "es",
      "value": "Las funciones (1) S_reghop3, (2) S_reghop4 y (3) S_reghopmaybe3 en regexec.c en Perl en versiones anteriores a 5.24.0 permiten a atacantes dependientes del contexto provocar una denegaci\u00f3n de servicio (bucle infinito) a trav\u00e9s de datos utf-8 manipulados, seg\u00fan lo demostrado por \"a\\x80\"."
    }
  ],
  "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": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "configurations": [
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      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*",
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  "references": [
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183592.html",
      "source": "security@debian.org"
    },
    {
      "url": "http://perl5.git.perl.org/perl.git/commitdiff/22b433eff9a1ffa2454e18405a56650f07b385b5",
      "source": "security@debian.org",
      "tags": [
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    {
      "url": "http://www.openwall.com/lists/oss-security/2016/04/20/5",
      "source": "security@debian.org"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2016/04/20/7",
      "source": "security@debian.org"
    },
    {
      "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html",
      "source": "security@debian.org"
    },
    {
      "url": "http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html",
      "source": "security@debian.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/86707",
      "source": "security@debian.org"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1329106",
      "source": "security@debian.org"
    },
    {
      "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731",
      "source": "security@debian.org"
    },
    {
      "url": "https://rt.perl.org/Public/Bug/Display.html?id=123562",
      "source": "security@debian.org"
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    {
      "url": "https://security.gentoo.org/glsa/201701-75",
      "source": "security@debian.org"
    },
    {
      "url": "https://usn.ubuntu.com/3625-1/",
      "source": "security@debian.org"
    },
    {
      "url": "https://usn.ubuntu.com/3625-2/",
      "source": "security@debian.org"
    },
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183592.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://perl5.git.perl.org/perl.git/commitdiff/22b433eff9a1ffa2454e18405a56650f07b385b5",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://www.securityfocus.com/bid/86707",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1329106",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://rt.perl.org/Public/Bug/Display.html?id=123562",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://security.gentoo.org/glsa/201701-75",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://usn.ubuntu.com/3625-1/",
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    },
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      "url": "https://usn.ubuntu.com/3625-2/",
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}