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Category:   Application (Web Server/CGI)  >   Apache-SSL Vendors:   Apache-ssl.org
Apache-SSL Certificate Processing Bug May Let Remote Users View Portions of Kernel Memory
SecurityTracker Alert ID:  1019784
SecurityTracker URL:  http://securitytracker.com/id/1019784
CVE Reference:   CVE-2008-0555   (Links to External Site)
Date:  Apr 3 2008
Impact:   Disclosure of system information
Fix Available:  Yes  Vendor Confirmed:  Yes  Exploit Included:  Yes  
Version(s): apache_1.3.34+ssl_1.57
Description:   A vulnerability was reported in Apache-SSL. A remote user may be able to view portions of kernel memory.

A remote user can supply a specially crafted client certificate that will trigger a flaw in ExpandCert() and cause Apache-SSL to set the client certificate environment variables incorrectly. Part of the variables may be written with portions of system memory. If the target application provides access to those variables, a remote user may be able to view portions of kernel memory.

The vendor was notified on January 17, 2008.

Alexander Klink of Cynops GmbH reported this vulnerability.

Impact:   A remote user may be able to view portions of kernel memory in certain situations.
Solution:   The vendor has issued a fixed version (apache_1.3.41+ssl_1.59).

The vendor's advisory is available at:

http://www.apache-ssl.org/advisory-cve-2008-0555.txt

Vendor URL:  www.apache-ssl.org/advisory-cve-2008-0555.txt (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   None.


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