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RSA Authentication Agent for Web Buffer Overflow Vulnerability
Secunia Advisory: SA15222
Release Date: 2005-05-09
Last Update: 2005-05-12
Popularity: 7,526 views

Critical:
Highly critical
Impact: System access
Where: From remote
Solution Status: Vendor Patch

Software:RSA Authentication Agent for Web for IIS 5.x

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CVE reference:CVE-2005-1471


Description:
Gary O'leary-Steele has reported a vulnerability in RSA Authentication Agent for Web for Internet Information Services, which can be exploited by malicious people to compromise a vulnerable system.

The vulnerability is caused due to a boundary error and can be exploited to cause a heap-based buffer overflow by sending an overly long "chunk" of data via the chunked-encoding mechanism.

Successful exploitation allows execution of arbitrary code.

The vulnerability has been reported in versions 5, 5.2, and 5.3. Other versions may also be affected.

Solution:
The vendor has reportedly issued a patch.
https://knowledge.rsasecurity.com/

Provided and/or discovered by:
Gary O'leary-Steele, Sec-1.

Changelog:
2005-05-11: Added CVE reference.
2005-05-12: Added link to US-CERT vulnerability note.

Other References:
US-CERT VU#790533:
http://www.kb.cert.org/vuls/id/790533


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