CVE-2011-4858
Medium
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.
SeverityMedium
CVSS5.0
Exploit probability—
Product
Apache Tomcat
PublishedJan 5, 2012
First seenJan 5, 2012
How to fix
Update
- org.apache.tomcat:tomcat5.5.35, 6.0.35, 7.0.23 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apache tomcat | 5.5.35, 6.0.0, 6.0.1, 6.0.2, 6.0.3, 6.0.4, 6.0.5, 6.0.6, 6.0.7, 6.0.8, 6.0.9, 6.0.10, 6.0.11, 6.0.12, 6.0.13, 6.0.14, 6.0.15, 6.0.16, 6.0.17, 6.0.18, 6.0.19, 6.0.20, 6.0.21, 6.0.22, 6.0.23, 6.0.24, 6.0.25, 6.0.26, 6.0.27, 6.0.28, 6.0.29, 6.0.30, 6.0.31, 6.0.32, 6.0.33, 6.0.34, 7.0.0, 7.0.1, 7.0.2, 7.0.3, 7.0.4, 7.0.5, 7.0.6, 7.0.7, 7.0.8, 7.0.9, 7.0.10, 7.0.11, 7.0.12, 7.0.13, 7.0.14, 7.0.15, 7.0.16, 7.0.17, 7.0.18, 7.0.19, 7.0.20, 7.0.21, 7.0.22 | — |
| org.apache.tomcat:tomcatMaven | 5.5.0 ≤ v < 5.5.35, 6.0.0 ≤ v < 6.0.35, 7.0.0 ≤ v < 7.0.23 | 5.5.35, 6.0.35, 7.0.23 |
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