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CVE-2012-2686 (GCVE-0-2012-2686)

Vulnerability from cvelistv5 – Published: 2013-02-08 19:00 – Updated: 2024-08-06 19:42
VLAI
Summary
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.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
Date Public
2013-02-05 00:00
Show details on NVD website
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artesanales.\"}],\"metrics\":{\"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-310\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2D1C00C0-C77E-4255-9ECA-20F2673C7366\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1a:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3A66E6CF-39CF-412E-8EF0-8E10BA21B4A4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1b:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C684FB18-FDDC-4BED-A28C-C23EE6CD0094\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openssl:openssl:1.0.1c:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A74A79A7-4FAF-4C81-8622-050008B96AE1\"}]}]}],\"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\u0026m=137545771702053\u0026w=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\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Vendor Advisory\"]},{\"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\u0026docId=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\u0026m=137545771702053\u0026w=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\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"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\u0026docId=emr_na-c03883001\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2025-11-21T12:46:02+00:00",
      "cve": "CVE-2012-2686",
      "id": "CVE-2012-2686",
      "initial_release_date": "2012-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "9",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "openssl: DoS due to improper handling of CBC ciphersuites in TLS 1.1/1.2 on AES-NI supporting platforms",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2012/cve-2012-2686.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-02T12:56:48Z",
      "cve": "CVE-2012-2686",
      "id": "CVE-2012-2686",
      "initial_release_date": "2023-02-15T05:46:51Z",
      "product_status:known_not_affected": "288",
      "product_status:recommended": "300",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2012-2686",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2012-2686.json",
      "version": "24"
    }
  }
}



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Taxonomy of the tags.





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

Author Source Type Date Other

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.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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.


Detection rules are retrieved from Rulezet.