CVE-2009-3275

medium Microsoft
CVSS v3 Base Score
5.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS Score
9.9%
Exploitation probability in 30 days
Top 7% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Confidentiality
None
Integrity
None
Availability
P
Published: September 21, 2009 (6079 days ago)
Last Modified: April 23, 2026
Vendor: Microsoft
Source: NVD

Description

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.

CWE

CWE-134

Affected Products

microsoft enterprise library

References

🔗 www.checkmarx.com 🔗 www.securityfocus.com 🔗 www.checkmarx.com 🔗 www.securityfocus.com