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CVE-2012-2135

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Date: August 14, 2012

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.

Language: Python

Severity Score

Related Resources (12)

http://secunia.com/advisories/51087
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=670389
https://bugs.python.org/issue14579
http://www.openwall.com/lists/oss-security/2012/04/25/4
http://secunia.com/advisories/51089
https://nvd.nist.gov/vuln/detail/CVE-2012-2135
http://www.openwall.com/lists/oss-security/2012/04/25/2
http://www.ubuntu.com/usn/USN-1616-1
http://bugs.python.org/issue14579
http://www.ubuntu.com/usn/USN-1615-1
https://people.canonical.com/~ubuntu-security/cve/CVE-2012-2135
https://www.mend.io/vulnerability-database/CVE-2012-2135

Severity Score

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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