National Cyber Awareness System
Vulnerability Summary for CVE-2011-3048
Original release date:05/29/2012
Last revised:09/22/2012
Source:
US-CERT/NIST
Overview
The png_set_text_2 function in pngset.c in libpng 1.0.x before 1.0.59, 1.2.x before 1.2.49, 1.4.x before 1.4.11, and 1.5.x before 1.5.10 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted text chunk in a PNG image file, which triggers a memory allocation failure that is not properly handled, leading to a heap-based buffer overflow.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.4
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: XF
Name: libpng-pngsettext2-code-execution(74494)
External Source: SECTRACK
Name: 1026879
External Source: BID
Name: 52830
External Source: OSVDB
Name: 80822
External Source: CONFIRM
Name: http://www.libpng.org/pub/png/src/libpng-1.5.10-README.txt
External Source: CONFIRM
Name: http://www.libpng.org/pub/png/libpng.html
Type: Advisory
External Source: DEBIAN
Name: DSA-2446
External Source: UBUNTU
Name: USN-1417-1
External Source: CONFIRM
Name: http://support.apple.com/kb/HT5503
External Source: CONFIRM
Name: http://support.apple.com/kb/HT5501
External Source: GENTOO
Name: GLSA-201206-15
External Source: SECUNIA
Name: 49660
External Source: SECUNIA
Name: 48983
Type: Advisory
External Source: SECUNIA
Name: 48721
Type: Advisory
External Source: SECUNIA
Name: 48665
Type: Advisory
External Source: SECUNIA
Name: 48644
Type: Advisory
External Source: SECUNIA
Name: 48587
Type: Advisory
External Source: REDHAT
Name: RHSA-2012:0523
External Source: FEDORA
Name: FEDORA-2012-5518
External Source: FEDORA
Name: FEDORA-2012-5515
External Source: FEDORA
Name: FEDORA-2012-4902
External Source: FEDORA
Name: FEDORA-2012-5526
External Source: FEDORA
Name: FEDORA-2012-5080
External Source: FEDORA
Name: FEDORA-2012-5079
External Source: APPLE
Name: APPLE-SA-2012-09-19-2
External Source: APPLE
Name: APPLE-SA-2012-09-19-1