National Cyber-Alert System
Vulnerability Summary for CVE-2007-6277
Original release date:12/07/2007
Last revised:09/05/2008
Source:
US-CERT/NIST
Overview
Multiple buffer overflows in Free Lossless Audio Codec (FLAC) libFLAC before 1.2.1 allow user-assisted remote attackers to execute arbitrary code via large (1) Metadata Block Size, (2) VORBIS Comment String Size, (3) Picture Metadata MIME-TYPE Size, (4) Picture Description Size, (5) Picture Data Length, (6) Padding Length, and (7) PICTURE Metadata width and height values in a .FLAC file, which result in a heap-based overflow; and large (8) VORBIS Comment String Size Length, (9) Picture MIME-Type, (10) Picture MIME-Type URL, and (11) Picture Description Length values in a .FLAC file, which result in a stack-based overflow. NOTE: some of these issues may overlap CVE-2007-4619.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
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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US-CERT Vulnerability Note: VU#544656
Name: VU#544656
Type: Patch Information
External Source: SECTRACK
Name: 1018974
Type: Patch Information
External Source: BUGTRAQ
Name: 20071115 EEYE: Multiple Vulnerabilities In .FLAC File Format and Various Media Applications
External Source: EEYE
Name: AD20071115
External Source: DEBIAN
Name: DSA-1469
External Source: SREASON
Name: 3423
External Source: SECUNIA
Name: 28548