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Last updated: 7/26/2014 11:11:21 AM

CVE Publication rate: 19.73

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Vulnerability Workload Index: 7.18
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National Cyber Awareness System

Vulnerability Summary for CVE-2013-6954

Original release date: 01/12/2014
Last revised: 07/17/2014
Source: US-CERT/NIST

Overview

The png_do_expand_palette function in libpng before 1.6.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via (1) a PLTE chunk of zero bytes or (2) a NULL palette, related to pngrtran.c and pngset.c.

Description

Per: http://cwe.mitre.org/data/definitions/476.html "CWE-476: NULL Pointer Dereference"

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.0 (MEDIUM) (AV:N/AC:L/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: FEDORA
Name: FEDORA-2014-1766
External Source: MISC
Name: http://www.libpng.org/pub/png/libpng.html
External Source: SECUNIA
Name: 59058
External Source: FEDORA
Name: FEDORA-2014-1803
External Source: FEDORA
Name: FEDORA-2014-1770
External Source: CONFIRM
Name: http://www-01.ibm.com/support/docview.wss?uid=swg21672080
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=1045561
External Source: FEDORA
Name: FEDORA-2014-1778
External Source: SECUNIA
Name: 58974
External Source: CONFIRM
Name: http://sourceforge.net/projects/libpng/files/libpng16/1.6.8/
Type: Patch Information
External Source: CONFIRM
Name: https://www.ibm.com/support/docview.wss?uid=swg21675973
External Source: BID
Name: 64493
External Source: FEDORA
Name: FEDORA-2014-1754
US-CERT Vulnerability Note: CERT-VN
Name: VU#650142
External Source: CONFIRM
Name: http://sourceforge.net/p/libpng/code/ci/1faa6ff32c648acfe3cf30a58d31d7aebc24968c
Type: Patch Information; Exploit
External Source: CONFIRM
Name: http://advisories.mageia.org/MGASA-2014-0075.html
External Source: MANDRIVA
Name: MDVSA-2014:035
External Source: CONFIRM
Name: http://www.oracle.com/technetwork/topics/security/cpuapr2014-1972952.html
External Source: SUSE
Name: openSUSE-SU-2014:0100
External Source: CONFIRM
Name: http://www-01.ibm.com/support/docview.wss?uid=swg21676746

Technical Details

Vulnerability Type (View All)