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CVE-2013-2179 Detail

Description

X.Org xdm 1.1.10, 1.1.11, and possibly other versions, when performing authentication using certain implementations of the crypt API function that can return NULL, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) by attempting to log into an account whose password field contains invalid characters, as demonstrated using the crypt function from glibc 2.17 and later with (1) the "!" character in the salt portion of a password field or (2) a password that has been encrypted using DES or MD5 in FIPS-140 mode.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

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Hyperlink Resource
http://cgit.freedesktop.org/xorg/app/xdm/commit/?id=8d1eb5c74413e4c9a21f689fc106949b121c0117 Exploit  Patch 
http://lists.opensuse.org/opensuse-updates/2013-07/msg00002.html
http://www.openwall.com/lists/oss-security/2013/06/13/8
https://bugs.mageia.org/show_bug.cgi?id=10682

Weakness Enumeration

CWE-ID CWE Name Source
CWE-310 Cryptographic Issues cwe source acceptance level NIST  

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2013-2179
NVD Published Date:
12/26/2013
NVD Last Modified:
12/27/2013
Source:
Red Hat, Inc.