Lumension® Endpoint Intelligence Center

Intelligence Center » Browse All Vulnerabilities » CVE-2009-3275


Vulnerability Score 5.0 5.0
CVE Id CVE-2009-3275
Last Modified 22 Sep 2009 12:00:00
Published 21 Sep 2009 03:30:00
Confidentiality Impact NONE NONE
Integrity Impact NONE NONE
Availability Impact PARTIAL PARTIAL
Access Vector NETWORK
Access Complexity LOW
Authentication NONE



Blocks/Common/Src/Configuration/Manageability/Adm/AdmContentBuilder.cs in Microsoft patterns & practices Enterprise Library (aka EntLib) allows context-dependent attackers to cause a denial of service (CPU consumption) via an input string composed of many \ (backslash) characters followed by a " (double quote), related to a certain regular expression, aka a "ReDoS" vulnerability.

Vulnerable Systems


  • Microsoft Enterprise Library 3.1

  • Microsoft Enterprise Library 4.0

  • Microsoft Enterprise Library 4.1


BUGTRAQ - 20090910 Regular Expression Denial of Service


Last Updated: 27 May 2016 10:51:12