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CVE-2012-1502

Status Candidate

Overview

Double free vulnerability in the PyPAM_conv in PAMmodule.c in PyPam 0.5.0 and earlier allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a NULL byte in a password string.

Related Files

Gentoo Linux Security Advisory 201507-09
Posted Jul 9, 2015
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201507-9 - A double free vulnerability in PyPAM could result in execution of arbitrary code or Denial of Service. Versions less than 0.5.0-r3 are affected.

tags | advisory, denial of service, arbitrary
systems | linux, gentoo
advisories | CVE-2012-1502
SHA-256 | 60e9017808fbb14b2fd98b5951a4999a25a4d14a8178fbf8738bb09e5ec0c8c5
Debian Security Advisory 2430-1
Posted Mar 11, 2012
Authored by Debian | Site debian.org

Debian Linux Security Advisory 2430-1 - Markus Vervier discovered a double free in the Python interface to the PAM library, which could lead to denial of service.

tags | advisory, denial of service, python
systems | linux, debian
advisories | CVE-2012-1502
SHA-256 | 2ec19710b14c960757a18298629a4fe146967600a1a940c36e3ec21bbea87f71
PyPAM 0.4.2 Double-Free Corruption
Posted Mar 9, 2012
Authored by Markus Vervier | Site lsexperts.de

By supplying a NULL-byte to the PyPAM module, a double-free condition is triggered. This condition may allow for remote code execution. Proof of concept included.

tags | exploit, remote, code execution, proof of concept
advisories | CVE-2012-1502
SHA-256 | b9936d838bd10ba319a3a27d9876c6d69526d361baacacbc111fa9967983d80d
Ubuntu Security Notice USN-1395-1
Posted Mar 9, 2012
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 1395-1 - Markus Vervier discovered that PyPAM incorrectly handled passwords containing NULL bytes. An attacker could exploit this to cause applications using PyPAM to crash, or possibly execute arbitrary code.

tags | advisory, arbitrary
systems | linux, ubuntu
advisories | CVE-2012-1502
SHA-256 | b1a8fc445877f4268bbbc0f2331533ede115fc8cdd1e6992f189e0cbec286da4
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