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CVE-2012-2686

Estado: ModificadaMedia (5)—

crypto/evp/e_aes_cbc_hmac_sha1.c in the AES-NI functionality in the TLS 1.1 and 1.2 implementations in OpenSSL 1.0.1 before 1.0.1d allows remote attackers to cause a denial of service (application crash) via crafted CBC data.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Openssl — Openssl

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2012-2686",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2013-02-08T19:55:00.890",
  "references": [
    {
      "url": "http://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=125093b59f3c2a2d33785b5563d929d0472f1721",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.apple.com/archives/security-announce/2013/Sep/msg00002.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://marc.info/?l=bugtraq&m=137545771702053&w=2",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/55108",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/55139",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://support.apple.com/kb/HT5880",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openssl.org/news/secadv_20130204.txt",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/57755",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=908029",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18868",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19660",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c03883001",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=125093b59f3c2a2d33785b5563d929d0472f1721",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.apple.com/archives/security-announce/2013/Sep/msg00002.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://marc.info/?l=bugtraq&m=137545771702053&w=2",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/55108",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/55139",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://support.apple.com/kb/HT5880",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openssl.org/news/secadv_20130204.txt",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/57755",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=908029",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18868",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19660",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c03883001",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-310"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "crypto/evp/e_aes_cbc_hmac_sha1.c in the AES-NI functionality in the TLS 1.1 and 1.2 implementations in OpenSSL 1.0.1 before 1.0.1d allows remote attackers to cause a denial of service (application crash) via crafted CBC data."
    },
    {
      "lang": "es",
      "value": "crypto/evp/e_aes_cbc_hmac_sha1.c en la funcionalidad AES-NI en el TLS v1.1 y v1.2 en las implementaciones OpenSSL v1.0.1d antes de v1.0.1 permite a atacantes remotos provocar una denegación de servicio (caída de aplicación) a través de los datos de CBC artesanales."
    }
  ],
  "lastModified": "2026-06-16T23:41:52.680",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2D1C00C0-C77E-4255-9ECA-20F2673C7366"
            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:1.0.1a:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "3A66E6CF-39CF-412E-8EF0-8E10BA21B4A4"
            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:1.0.1b:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C684FB18-FDDC-4BED-A28C-C23EE6CD0094"
            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:1.0.1c:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A74A79A7-4FAF-4C81-8622-050008B96AE1"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}