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Insecure Library Loading
Moderately critical

Apache Tomcat Multiple Vulnerabilities

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Release Date:  2012-12-05    Views:  3,603

Secunia Advisory SA51425

Where:

From remote

Impact:

Security Bypass, DoS

Solution Status:

Vendor Patch

CVE Reference(s):

Description


Some vulnerabilities have been reported in Apache Tomcat, which can be exploited by malicious people to bypass certain security restrictions and cause a DoS (Denial of Service).

1) An error within the NIO connector when transferring files using sendfile over HTTPS can be exploited to trigger an infinite loop and cause excessive consumption of CPU resources.

This vulnerability is reported in versions prior to 7.0.27 and 6.0.35.

2) An error within the FormAuthenticator component when handling authentication requests can be exploited to bypass the authentication mechanism via a specially crafted request.

This vulnerability is reported in versions prior to 7.0.29 and 6.0.35.

3) An error within the "doFilter()" method when accessing protected resources can be exploited to bypass the CSRF prevention filter and access the resource without a session identifier.

This vulnerability is reported in versions prior to 7.0.31 and 6.0.35.


Solution:
Update to a fixed version.

Further details available to Secunia VIM customers

Provided and/or discovered by:
1) The vendor credits Arun Neelicattu, Red Hat Security Response Team
2, 3) Reported by the vendor.

Original Advisory:
http://tomcat.apache.org/security-6.html#Fixed_in_Apache_Tomcat_6.0.36
http://tomcat.apache.org/security-7.html#Fixed_in_Apache_Tomcat_7.0.32

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: Apache Tomcat Multiple Vulnerabilities

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