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Highly critical

Cisco Secure ACS Multiple Vulnerabilities

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Release Date:  2007-01-08    Last Update:  2007-01-18    Views:  16,275

Secunia Advisory SA23629

Where:

From remote

Impact:

DoS, System access

Solution Status:

Vendor Patch

CVE Reference(s):

Description


Some vulnerabilities have been reported in Cisco Secure ACS, which can be exploited by malicious users or people to cause a DoS (Denial of Service) or to compromise a vulnerable system.

1) An unspecified error within the CSAdmin service when processing HTTP GET requests can be exploited to cause a stack-based buffer overflow via a specially crafted HTTP GET request.

Successful exploitation allows execution of arbitrary code.

2) An unspecified error within the CSRadius service when processing RADIUS Accounting-Request packets can be exploited to cause a stack-based buffer overflow via a specially crafted RADIUS Accounting-Request packet.

Successful exploitation allows execution of arbitrary code.

3) Unspecified errors within the CSRadius service when processing RADIUS Access-Request packets can be exploited to crash the service via a specially crafted RADIUS Access-Request packet.

The vulnerabilities are reported in versions prior to 4.1. Other versions may also be affected.

Note: The following products are reportedly not affected:
* Cisco Secure ACS for Unix (CSU).
* Cisco CNS Access Registrar (CAR).
* Cisco Secure ACS server for Windows version 4.1(X) or later.
* Cisco Secure ACS server solution Engine version 4.1(X) or later.


Solution:
Apply patches.

Provided and/or discovered by:
The vendor credits CESG's Vulnerability Research Group and National Infrastructure Security Co-ordination Centre (NISCC).

Original Advisory:
http://www.cisco.com/warp/public/707/cisco-sa-20070105-csacs.shtml

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Cisco Secure ACS Multiple Vulnerabilities

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