SB2013020604 - Cryptographic issues in openssl (Alpine package)
Published: February 6, 2013
Security Bulletin ID
SB2013020604
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Cryptographic issues (CVE-ID: CVE-2012-2686)
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
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.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=f8559a6507d371d02c48f885aa56fcd97f6e0d51
- https://git.alpinelinux.org/aports/commit/?id=a28b6a63c439d13b089908249932a03fa69502de
- https://git.alpinelinux.org/aports/commit/?id=240d4d3c17556c04b8f68fb9ae879f88c8193368
- https://git.alpinelinux.org/aports/commit/?id=ef72eb22bc0649fafef9645108235d26bff0727e