CVE-2009-3275
Microsoft Enterprise Library - Denial of Service via Regex Backslash Handling
Title source: llmDescription
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.
References (2)
Core 2
Core References
Exploit x_refsource_misc
http://www.checkmarx.com/Upload/Documents/PDF/Checkmarx_OWASP_IL_2009_ReDoS.pdf
Third Party Advisory, VDB Entry mailing-list
x_refsource_bugtraq
http://www.securityfocus.com/archive/1/506419/100/0/threaded
Scores
EPSS
0.0352
EPSS Percentile
87.7%
Details
CWE
CWE-134
Status
published
Products (3)
microsoft/enterprise_library
3.1
microsoft/enterprise_library
4.0
microsoft/enterprise_library
4.1
Published
Sep 21, 2009
Tracked Since
Feb 18, 2026