Vulnerability in OpenSSL
CVE-2012-2686
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.
Vulnerability class: POODLE (CVE-2014-3566)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.396 (98.6th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.396 · newest: 0.396 · change: 0.000
Affected products
- OpenSSL — versions 1.0.1, 1.0.1a, 1.0.1b
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securityfocus.com/bid/57755 (vdb-entry)
- secunia.com/advisories/55139 (third-party-advisory)
- www.openssl.org/news/secadv_20130204.txt (Vendor Advisory)
- oval.cisecurity.org/repository/search/definition/oval:org.mitre.oval:def:18868 (signature, vdb-entry)
- git.openssl.org/gitweb/
- marc.info/ (vendor-advisory)
- support.hpe.com/hpsc/doc/public/display
- lists.apple.com/archives/security-announce/2013/Sep/msg00002.html (vendor-advisory)
- secunia.com/advisories/55108 (third-party-advisory)
- bugzilla.redhat.com/show_bug.cgi
Frequently asked questions
- What is CVE-2012-2686?
- CVE-2012-2686 is a vulnerability in OpenSSL, classified under Cryptographic Issues. Published 2013-02-08.
- Is CVE-2012-2686 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.