[security-alerts] FW: [SA24471] PECL zip Extension URL Buffer Overflow Vulnerability

["Kazennov, Vladimir" <Vladimir.Kazennov@xxxxxxxxxx>]

> 
> TITLE:
> PECL zip Extension URL Buffer Overflow Vulnerability
> 
> SECUNIA ADVISORY ID:
> SA24471
> 
> VERIFY ADVISORY:
> http://secunia.com/advisories/24471/
> 
> CRITICAL:
> Moderately critical
> 
> IMPACT:
> System access
> 
> WHERE:
> From remote
> 
> SOFTWARE:
> PECL zip Extension 1.x
> http://secunia.com/product/13624/
> 
> DESCRIPTION:
> Stefan Esser has reported a vulnerability in the PECL zip Extension,
> which can be exploited by malicious people to compromise a user's
> system.
> 
> The vulnerability is caused due to a boundary error within the
> handling of "zip:"  URLs. This can be exploited to cause a
> stack-based buffer overflow by passing a specially crafted long
> string to the "zip:" URL wrapper.
> 
> Successful exploitation allows the execution of arbitrary code.
> 
> The vulnerability is reported in versions prior to 1.8.4.
> 
> SOLUTION:
> Update to version 1.8.4.
> 
> PROVIDED AND/OR DISCOVERED BY:
> Stefan Esser
> 
> ORIGINAL ADVISORY:
> http://www.php-security.org/MOPB/MOPB-16-2007.html
>