CVE-2011-4858

CVE Details

Release Date:	2011-12-28
Impact:	None	What is this?

Description

Apache Tomcat before 5.5.35, 6.x before 6.0.35, and 7.x before 7.0.23 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters.

See more information about CVE-2011-4858 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	5.0
Vector String:	AV:N/AC:L/Au:N/C:N/I:N/A:P
Version:	2.0
Attack Vector:	Network
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Partial

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (tomcat5)	ELSA-2012-0474	2012-04-11
Oracle Linux version 6 (tomcat6)	ELSA-2012-0475	2012-04-11