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Apache 2 CGI Denial of Service Vulnerability
Secunia Advisory: SA9870
Release Date: 2003-09-29
Last Update: 2004-10-04
Popularity: 11,033 views

Critical:
Not critical
Impact: DoS
Where: Local system
Solution Status: Vendor Patch

Software:Apache 2.0.x

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Description:
A vulnerability has been identified in Apache 2 allowing malicious, local users or faulty CGI scripts to cause a Denial of Service.

The problem is that "mod_cgi" doesn't handle output to STDERR correctly, which may cause Apache to hang when sending more than 4096 bytes to STDERR.

Solution:
Update to version 2.0.50.

Changelog:
2004-10-04: Updated "Solution" section.

Original Advisory:
http://nagoya.apache.org/bugzilla/show_bug.cgi?id=22030


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