FKIE_CVE-2013-7459

Vulnerability from fkie_nvd - Published: 2017-02-15 15:59 - Updated: 2026-06-17 00:02
Severity
9.8 (Critical) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Heap-based buffer overflow in the ALGnew function in block_templace.c in Python Cryptography Toolkit (aka pycrypto) allows remote attackers to execute arbitrary code as demonstrated by a crafted iv parameter to cryptmsg.py.
References
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2016/12/27/8Mailing List, Third Party Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/95122Third Party Advisory, VDB Entry
cve@mitre.orghttps://bugzilla.redhat.com/show_bug.cgi?id=1409754Issue Tracking, Third Party Advisory, VDB Entry
cve@mitre.orghttps://github.com/dlitz/pycrypto/commit/8dbe0dc3eea5c689d4f76b37b93fe216cf1f00d4Patch
cve@mitre.orghttps://github.com/dlitz/pycrypto/issues/176Patch, Vendor Advisory
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C6BWNADPLKDBBQBUT3P75W7HAJCE7M3B/
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RJ37R2YLX56YZABFNAOWV4VTHTGYREAE/
cve@mitre.orghttps://pony7.fr/ctf:public:32c3:cryptmsgExploit, Technical Description, Third Party Advisory
cve@mitre.orghttps://security.gentoo.org/glsa/201702-14
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2016/12/27/8Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/95122Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1409754Issue Tracking, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://github.com/dlitz/pycrypto/commit/8dbe0dc3eea5c689d4f76b37b93fe216cf1f00d4Patch
af854a3a-2127-422b-91ae-364da2661108https://github.com/dlitz/pycrypto/issues/176Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C6BWNADPLKDBBQBUT3P75W7HAJCE7M3B/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RJ37R2YLX56YZABFNAOWV4VTHTGYREAE/
af854a3a-2127-422b-91ae-364da2661108https://pony7.fr/ctf:public:32c3:cryptmsgExploit, Technical Description, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201702-14
Impacted products
Vendor Product Version
dlitz pycrypto *
fedoraproject fedora 24
fedoraproject fedora 25
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:dlitz:pycrypto:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "9A04076A-FFA3-48C6-A43D-171C93A38B5A",
              "versionEndIncluding": "2.6.1",
              "vulnerable": true
            }
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          "negate": false,
          "operator": "OR"
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              "matchCriteriaId": "C729D5D1-ED95-443A-9F53-5D7C2FD9B80C",
              "vulnerable": true
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Heap-based buffer overflow in the ALGnew function in block_templace.c in Python Cryptography Toolkit (aka pycrypto) allows remote attackers to execute arbitrary code as demonstrated by a crafted iv parameter to cryptmsg.py."
    },
    {
      "lang": "es",
      "value": "Desbordamiento de b\u00fafer basado en memoria din\u00e1mica en la funci\u00f3n ALGnew en block_templace.c en Python Cryptography Toolkit (tambi\u00e9n conocido como pycrypto) permite a atacantes remotos ejecutar c\u00f3digo arbitrario como se demuestra por un par\u00e1metro iv manipulado para cryptmsg.py."
    }
  ],
  "id": "CVE-2013-7459",
  "lastModified": "2026-06-17T00:02:00.210",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
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  },
  "published": "2017-02-15T15:59:00.153",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
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    {
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    },
    {
      "source": "cve@mitre.org",
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    },
    {
      "source": "cve@mitre.org",
      "tags": [
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      "url": "https://pony7.fr/ctf:public:32c3:cryptmsg"
    },
    {
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      "url": "https://security.gentoo.org/glsa/201702-14"
    },
    {
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    },
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    },
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  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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