National Cyber-Alert System
Vulnerability Summary for CVE-2008-4221
Original release date:12/17/2008
Last revised:08/20/2009
Source:
US-CERT/NIST
Overview
The strptime API in Libsystem in Apple Mac OS X before 10.5.6 allows context-dependent attackers to cause a denial of service (memory corruption and application crash) or execute arbitrary code via a crafted date string, related to improper memory allocation.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Provides administrator access, Allows complete confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service
References to Advisories, Solutions, and Tools
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US-CERT Technical Alert: TA08-350A
Name: TA08-350A
External Source: SECTRACK
Name: 1021406
External Source: BID
Name: 32881
External Source: BID
Name: 32839
External Source: VUPEN
Name: ADV-2008-3444
External Source: CONFIRM
Name: http://support.apple.com/kb/HT3338
Type: Advisory
External Source: SECUNIA
Name: 33179
Type: Advisory
External Source: APPLE
Name: APPLE-SA-2008-12-15
Type: Advisory