crypto/evp/e_aes_cbc_hmac_sha1.c in the AES-NI functionality in the TLS 1.1 and 1.2…
Priority MEDIUM 50CWE-310Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
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.
Why it matters now
EPSS 0.39593 98th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:* | 1.0.1 | Vulnerable | OpenSSL |
| cpe:2.3:a:openssl:openssl:1.0.1a:*:*:*:*:*:*:* | 1.0.1a | Vulnerable | OpenSSL |
| cpe:2.3:a:openssl:openssl:1.0.1b:*:*:*:*:*:*:* | 1.0.1b | Vulnerable | OpenSSL |
| cpe:2.3:a:openssl:openssl:1.0.1c:*:*:*:*:*:*:* | 1.0.1c | Vulnerable | OpenSSL |
- cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:* Versions 1.0.1 Vulnerable ·OpenSSL
- cpe:2.3:a:openssl:openssl:1.0.1a:*:*:*:*:*:*:* Versions 1.0.1a Vulnerable ·OpenSSL
- cpe:2.3:a:openssl:openssl:1.0.1b:*:*:*:*:*:*:* Versions 1.0.1b Vulnerable ·OpenSSL
- cpe:2.3:a:openssl:openssl:1.0.1c:*:*:*:*:*:*:* Versions 1.0.1c Vulnerable ·OpenSSL
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 2 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
Timeline
- 2026-10-02 Threatist record created from CVE-2012-2686
- 2026-10-03 Alias added: GHSA-5r46-h84j-rjp5
References
Other 6
- oval:org.mitre.oval:def:18868
- http://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=125093b59f3c2a2d33785b5563d929d0472f1721
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c03883001
- https://bugzilla.redhat.com/show_bug.cgi?id=908029
- oval:org.mitre.oval:def:19660
- http://support.apple.com/kb/HT5880
More Openssl vulnerabilities
- TI-2022-01915 The c_rehash script allows command injection CVSS 3.1CRITICAL 9.8
- TI-2021-02645 SM2 Decryption Buffer Overflow CVSS 3.1CRITICAL 9.8
- TI-2009-03392 The TLS protocol, and the SSL protocol 3.0 and possibly earlier, as used in Microsoft… CVSS 3.1CRITICAL 9.8
- TI-2022-01176 The c_rehash script allows command injection CVSS 3.1CRITICAL 9.8
- TI-2014-00154 The (1) TLS and (2) DTLS implementations in OpenSSL 1.0.1 before 1.0.1g do not properly… KEVCVSS 3.1HIGH 7.5
- TI-2025-14107 Stack buffer overflow in CMS (Auth)EnvelopedData parsing CVSS 3.1HIGH 8.8
Sources
- CVE-2012-2686 · CVE Program
- CVE-2012-2686 · NVD
- FIRST EPSS
- GHSA-5r46-h84j-rjp5 · GitHub Advisory Database · CC BY 4.0
- CVE-2012-2686 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences