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Category:   Application (Web Server/CGI)  >   Apache HTTPD Vendors:   Apache Software Foundation
(Ubuntu Issues Fix) Apache mod_auth_digest Uninitialized Memory Error Lets Remote Users Obtain Potentially Sensitive Information and Deny Service
SecurityTracker Alert ID:  1039041
SecurityTracker URL:  http://securitytracker.com/id/1039041
CVE Reference:   CVE-2017-9788   (Links to External Site)
Date:  Aug 1 2017
Impact:   Denial of service via network, Disclosure of system information, Disclosure of user information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.2.33 and 2.4.26
Description:   A vulnerability was reported in Apache mod_auth_digest. A remote user can cause the target service to crash. A remote user can obtain potentially sensitive information on the target system.

The mod_auth_digest component does not properly initialize memory used to process 'Digest' type HTTP Authorization headers. A remote user can send a specially crafted request to view potentially sensitive information from the previous request.

Robert Swiecki reported this vulnerability.

Impact:   A remote user can cause the target service to crash.

A remote user can obtain potentially sensitive information on the target system.

Solution:   Ubuntu has issued a fix.

The Ubuntu advisory is available at:

https://www.ubuntu.com/usn/usn-3370-1

Vendor URL:  www.ubuntu.com/usn/usn-3370-2 (Links to External Site)
Cause:   State error
Underlying OS:  Linux (Ubuntu)
Underlying OS Comments:  12.04 ESM

Message History:   This archive entry is a follow-up to the message listed below.
Jul 13 2017 Apache mod_auth_digest Uninitialized Memory Error Lets Remote Users Obtain Potentially Sensitive Information and Deny Service



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