CVE-2013-2179 - CVE House
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Status published Medium CVE-2013-2179

X.Org xdm 1.1.10, 1.1.11, and possibly other versions, when performing...

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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The bdfReadCharacters function in bitmap/bdfread.c in X.Org libXfont before 1.4.9...
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CVE-2015-1802
The bdfReadProperties function in bitmap/bdfread.c in X.Org libXfont before 1.4.9...
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CVE-2014-4910
Directory traversal vulnerability in tools/backlight_helper.c in X.Org xf86-video-intel 2.99.911 allows...
Medium 4.6
CVE-2014-0210
Multiple buffer overflows in X.Org libXfont before 1.4.8 and 1.4.9x...
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CVE-2014-0209
Multiple integer overflows in the (1) FontFileAddEntry and (2) lexAlias...
Medium 4.6

Affected Vendor

Affected Software

x display manager
Vulnerable Versions:
1.1.10, 1.1.11

Timeline

Official Publish: December 27th, 2013
Last Modified: August 6th, 2024
Added to House: July 19th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.