Apple Mac OS X AppleFileServer Remote Buffer Overflow Vulnerability

BID:10271

Info

Apple Mac OS X AppleFileServer Remote Buffer Overflow Vulnerability

Bugtraq ID: 10271
Class: Boundary Condition Error
CVE: CVE-2004-0430
Remote: Yes
Local: No
Published: May 03 2004 12:00AM
Updated: Jul 12 2009 04:07AM
Credit: Discovery is credited to @stake, Inc. <www.atstake.com>.
Vulnerable: Apple Mac OS X Server 10.3.3
Apple Mac OS X Server 10.3.2
Apple Mac OS X Server 10.3.1
Apple Mac OS X Server 10.3
Apple Mac OS X Server 10.2.8
Apple Mac OS X Server 10.2.7
Apple Mac OS X Server 10.2.6
Apple Mac OS X Server 10.2.5
Apple Mac OS X Server 10.2.4
Apple Mac OS X Server 10.2.3
Apple Mac OS X Server 10.2.2
Apple Mac OS X Server 10.2.1
Apple Mac OS X Server 10.2
Apple Mac OS X 10.3.3
Apple Mac OS X 10.3.2
Apple Mac OS X 10.3.1
Apple Mac OS X 10.3
Apple Mac OS X 10.2.8
Apple Mac OS X 10.2.7
Apple Mac OS X 10.2.6
Apple Mac OS X 10.2.5
Apple Mac OS X 10.2.4
Apple Mac OS X 10.2.3
Apple Mac OS X 10.2.2
Apple Mac OS X 10.2.1
Apple Mac OS X 10.2
Not Vulnerable:

Discussion

Apple Mac OS X AppleFileServer Remote Buffer Overflow Vulnerability

It has been reported that AppleFileServer is prone to a remote buffer overflow vulnerability that may allow a remote attacker to execute arbitrary code in order to gain unauthorized access. The issue presents itself when the application receives a 'LoginExt' packet containing a malformed 'PathName' argument.

Apple Mac OS X 10.3.3 and prior are reported to be prone to this issue.

This issue was previously disclosed in a multiple BID 10268 (Apple OS X Multiple Unspecified Large Input Vulnerabilities), however, it is being assigned a new BID as a result of new information available.

Exploit / POC

Apple Mac OS X AppleFileServer Remote Buffer Overflow Vulnerability

An Exploit has been released for this issue as part of the Metasploit Framework project version 2.2. Various other exploits have been released as well. Please see the Metasploit exploits site in Web references for more information.

An additional exploit (priv8afp.pl) has been released.

Solution / Fix

Apple Mac OS X AppleFileServer Remote Buffer Overflow Vulnerability

Solution:
Apple has released security advisory APPLE-SA-2004-05-03 dealing with this and other issues. Please see the referenced advisory for more information.


Apple Mac OS X 10.2.8

Apple Mac OS X Server 10.2.8

Apple Mac OS X Server 10.3.3

Apple Mac OS X 10.3.3

References

Apple Mac OS X AppleFileServer Remote Buffer Overflow Vulnerability

References:

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