National Cyber Awareness System
Vulnerability Summary for CVE-2011-1777
Original release date:04/13/2012
Last revised:05/12/2012
Source:
US-CERT/NIST
Overview
Multiple buffer overflows in the (1) heap_add_entry and (2) relocate_dir functions in archive_read_support_format_iso9660.c in libarchive through 2.8.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted ISO9660 image.
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: REDHAT
Name: RHSA-2011:1507
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=705849
External Source: CONFIRM
Name: http://support.apple.com/kb/HT5281
External Source: APPLE
Name: APPLE-SA-2012-05-09-1
External Source: CONFIRM
Name: http://code.google.com/p/libarchive/source/detail?r=3158