CVE-2012-2135
MEDIUM severity · CVSS 6.4
6.4CVSS MEDIUM
Summary
The utf-16 decoder in Python 3.1 through 3.3 does not update the aligned_end variable after calling the unicode_decode_call_errorhandler function, which allows remote attackers to obtain sensitive information (process memory) or cause a denial of service (memory corruption and crash) via unspecified vectors.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impactNone
Availability impact—
Exploit probability (EPSS)5%
AV:N/AC:L/Au:N/C:P/I:N/A:P
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://bugs.python.org/issue14579Advisory
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=670389Advisory
- http://secunia.com/advisories/51087Advisory
- http://secunia.com/advisories/51089Advisory
- http://www.openwall.com/lists/oss-security/2012/04/25/2Advisory
- http://www.openwall.com/lists/oss-security/2012/04/25/4Advisory
- http://www.ubuntu.com/usn/USN-1615-1Advisory
- http://www.ubuntu.com/usn/USN-1616-1Advisory