78573 : Apache Tomcat Parameter Saturation CPU Consumption Remote DoS
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Timeline

Disclosure Date
2012-01-18

Description

Apache Tomcat contains a flaw in the handling of parameters that may allow a remote denial of service. The issue is due to an error when handling requests containing many parameters and parameter values. With a specially crafted request, a remote attacker can cause the service to exhaust all available CPU.

Classification

Location: Remote / Network Access
Impact: Loss of Availability
Solution: Upgrade, Third-Party Solution
Exploit: Exploit Unknown
Disclosure: Vendor Verified, Third-party Verified
OSVDB: Web Related

Solution

It has been reported that this issue has been fixed. Upgrade to version 5.5.35, 6.0.35, 7.0.23, or higher, to address this vulnerability.

Products

The Apache Software Foundation
Tomcat
7.0.0
7.0.22
6.0.0
6.0.33
5.5.0
5.5.34
Hewlett-Packard Development Company, L.P.
HP-UX
B.11.23
B.11.31
Juniper Networks, Inc.
Network Security Manager
2010.3
2011.4
2012.1
2012.2

References

Credit

CVSSv2 Score

CVSSv2 Base Score = 5.0
Source: nvd.nist.gov | Generated: 2012-01-19 | Disagree?

Access_vector_2 Access_complexity_2 Authentication_2 Confidentiality_impact_0 Integrity_impact_0 Availability_impact_1

Comments

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