Vilistextum HTML Attribute Parsing Buffer Overflow Vulnerability

Bugtraq ID:	11979
Class:	Boundary Condition Error
CVE:	CVE-2004-1299
Remote:	Yes
Local:	No
Published:	Dec 15 2004 12:00AM
Updated:	Jul 12 2009 09:26AM
Credit:	Discovery is credited to Ariel Berkman.
Vulnerable:	Vilistextum Vilistextum 2.6.6 + Gentoo Linux Bolthole Filter 2.6.1
Not Vulnerable:	Vilistextum Vilistextum 2.6.7

Vilistextum HTML Attribute Parsing Buffer Overflow Vulnerability

Vilistextum is prone to a buffer overflow vulnerability. This issue is exposed when the application parses HTML attributes while converting an HTML file to text/ASCII. Since HTML files will likely originate from an external or untrusted source, this issue should be considered remote in nature.

Successful exploitation will allow for execution of arbitrary code in the context of the user running the application.

Vilistextum HTML Attribute Parsing Buffer Overflow Vulnerability

The following example exploit has been published:

• /data/vulnerabilities/exploits/12.html.zip

Vilistextum HTML Attribute Parsing Buffer Overflow Vulnerability

Solution:
Gentoo has released an advisory to provide updates for this issue. Updates may be applied by running the following commands as the superuser:

emerge --sync
emerge --ask --oneshot --verbose ">=app-text/vilistextum-2.6.7"

Vilistextum 2.6.7 addresses this vulnerability.


Vilistextum Vilistextum 2.6.6

• Vilistextum Vilistextum 2.6.7
  http://bhaak.dyndns.org/vilistextum/download.html

Vilistextum HTML Attribute Parsing Buffer Overflow Vulnerability

References:

• [remote] [control] vilistextum 2.6.6 get_attr overflows temp buffer ("D. J. Bernstein" )
  
• Vilistextum Homepage (Vilistextum)