1. Ubuntu Security Notices
  2. USN-1637-1

USN-1637-1: Tomcat vulnerabilities

Publication date

21 November 2012

Overview

Several security issues were fixed in Apache Tomcat.

Releases

Packages

Details

It was discovered that the Apache Tomcat HTTP NIO connector incorrectly
handled header data. A remote attacker could cause a denial of service by
sending requests with a large amount of header data. (CVE-2012-2733)

It was discovered that Apache Tomcat incorrectly handled DIGEST
authentication. A remote attacker could possibly use these flaws to perform
a replay attack and bypass authentication. (CVE-2012-5885, CVE-2012-5886,
CVE-2012-5887)

It was discovered that the Apache Tomcat HTTP NIO connector incorrectly
handled header data. A remote attacker could cause a denial of service by
sending requests with a large amount of header data. (CVE-2012-2733)

It was discovered that Apache Tomcat incorrectly handled DIGEST
authentication. A remote attacker could possibly use these flaws to perform
a replay attack and bypass authentication. (CVE-2012-5885, CVE-2012-5886,
CVE-2012-5887)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
12.04 precise libtomcat6-java –  6.0.35-1ubuntu3.1
11.10 oneiric libtomcat6-java –  6.0.32-5ubuntu1.3
10.04 lucid libtomcat6-java –  6.0.24-2ubuntu1.11

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References

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