CPAN Batch::BatchRun Module Insecure Temporary File Creation Vulnerability

Bugtraq ID:	50538
Class:	Design Error
CVE:	CVE-2011-4117
Remote:	No
Local:	Yes
Published:	Nov 04 2011 12:00AM
Updated:	Nov 04 2011 12:00AM
Credit:	John Lightsey
Vulnerable:	CPAN Batch::BatchRun 1.03
Not Vulnerable:

CPAN Batch::BatchRun Module Insecure Temporary File Creation Vulnerability

Batch::BatchRun is prone to a vulnerability because it creates temporary files in an insecure manner.

An attacker with local access could potentially exploit this issue to perform symbolic-link attacks.

Successfully mounting a symlink attack may allow the attacker to corrupt sensitive files or gain access to sensitive information. Other attacks may also be possible.

Batch::BatchRun 1.03 is vulnerable; other versions may also be affected.

CPAN Batch::BatchRun Module Insecure Temporary File Creation Vulnerability

An attacker can use readily available commands to exploit this issue.

CPAN Batch::BatchRun Module Insecure Temporary File Creation Vulnerability

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

CPAN Batch::BatchRun Module Insecure Temporary File Creation Vulnerability

References:

• Batch::BatchRun Homepage (CPAN)
  
• Bug #69594 for Batch-Batchrun: Unsafe /tmp file usage (John Lightsey)