Apple Mac OS X 'strptime' API Memory Corruption Vulnerability

BID:32881

Info

Apple Mac OS X 'strptime' API Memory Corruption Vulnerability

Bugtraq ID: 32881
Class: Failure to Handle Exceptional Conditions
CVE: CVE-2008-4221
Remote: Yes
Local: No
Published: Dec 15 2008 12:00AM
Updated: Dec 17 2008 09:11PM
Credit: The vendor disclosed this issue.
Vulnerable: Apple Mac OS X Server 10.5.5
Apple Mac OS X Server 10.5.4
Apple Mac OS X Server 10.5.3
Apple Mac OS X Server 10.5.2
Apple Mac OS X Server 10.5.1
Apple Mac OS X Server 10.4.11
Apple Mac OS X Server 10.4.11
Apple Mac OS X Server 10.4.10
Apple Mac OS X Server 10.4.9
Apple Mac OS X Server 10.4.8
Apple Mac OS X Server 10.4.7
Apple Mac OS X Server 10.4.6
Apple Mac OS X Server 10.4.5
Apple Mac OS X Server 10.4.4
Apple Mac OS X Server 10.4.3
Apple Mac OS X Server 10.4.2
Apple Mac OS X Server 10.4.1
Apple Mac OS X Server 10.4
Apple Mac OS X Server 10.5
Apple Mac OS X 10.5.5
Apple Mac OS X 10.5.4
Apple Mac OS X 10.5.3
Apple Mac OS X 10.5.2
Apple Mac OS X 10.5.1
Apple Mac OS X 10.4.11
Apple Mac OS X 10.4.11
Apple Mac OS X 10.4.10
Apple Mac OS X 10.4.9
Apple Mac OS X 10.4.8
Apple Mac OS X 10.4.7
Apple Mac OS X 10.4.6
Apple Mac OS X 10.4.5
Apple Mac OS X 10.4.4
Apple Mac OS X 10.4.3
Apple Mac OS X 10.4.2
Apple Mac OS X 10.4.1
Apple Mac OS X 10.4
Apple Mac OS X 10.5
Not Vulnerable: Apple Mac OS X Server 10.5.6
Apple Mac OS X 10.5.6

Discussion

Apple Mac OS X 'strptime' API Memory Corruption Vulnerability

The Mac OS X 'Libsystem' is prone to a memory-corruption vulnerability that affects the 'strptime' API.

Successfully exploiting this issue allows remote attackers to trigger denial-of-service conditions or to execute arbitrary code in the context of applications that use the API.

NOTE: This issue was previously covered in BID 32839 (Apple Mac OS X 2008-008 Multiple Security Vulnerabilities), but has been given its own record to better document the issue.

This issue affects Mac OS X 10.4.11, 10.5 through 10.5.5, Server 10.4.11, and Server 10.5 through 10.5.5.

Exploit / POC

Apple Mac OS X 'strptime' API Memory Corruption Vulnerability

Currently we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Solution / Fix

Apple Mac OS X 'strptime' API Memory Corruption Vulnerability

Solution:
The vendor has released an advisory and updates to address this issue. Please see the references for more information.


Apple Mac OS X Server 10.5

Apple Mac OS X 10.5

Apple Mac OS X Server 10.4.11

Apple Mac OS X 10.4.11

Apple Mac OS X 10.5.1

Apple Mac OS X Server 10.5.1

Apple Mac OS X 10.5.2

Apple Mac OS X Server 10.5.2

Apple Mac OS X 10.5.3

Apple Mac OS X Server 10.5.3

Apple Mac OS X 10.5.4

Apple Mac OS X Server 10.5.4

Apple Mac OS X Server 10.5.5

Apple Mac OS X 10.5.5

References

Apple Mac OS X 'strptime' API Memory Corruption Vulnerability

References:

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