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Netsikker nu! 2008
 
IBM AIX ftpd "quote cwd" Full Path Disclosure Weakness
Secunia Advisory: SA30360
Release Date: 2008-05-22
Popularity: 2,744 views

Critical:
Not critical
Impact: Exposure of system information
Where: From remote
Solution Status: Vendor Patch

OS:AIX 5.x
AIX 6.x

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CVE reference:CVE-1999-0201


Description:
A weakness has been reported in IBM AIX, which can be exploited by malicious people to disclose system information.

The problem is that it is possible to disclose the full path of the home directory of the anonymous ftp user via a "quote cwd" command on an ftpd server with anonymous login enabled.

The weakness is reported in versions 5.2, 5.3, and 6.1.

Solution:
Apply fixes or APARs as soon as they become available.
http://aix.software.ibm.com/aix/efixes/security/ftpd_fix.tar
ftp://aix.software.ibm.com/aix/efixes/security/ftpd_fix.tar

-- APARS --

AIX 5.2.0:
IZ18670 (available approximately 20/6/2008)

AIX 5.3.0:
IZ22357 (available approximately 20/6/2008)

AIX 5.3.7:
IZ22358 (available approximately 20/6/2008)

AIX 5.3.8:
IZ21529 (available approximately 20/6/2008)

AIX 6.1.0:
IZ22356 (available approximately 20/6/2008)

Provided and/or discovered by:
The vendor credits ISS X-Force.

Original Advisory:
http://aix.software.ibm.com/aix/efixes/security/ftpd_advisory.asc


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