USN-2299-1: Apache HTTP Server vulnerabilities

23 July 2014

apache2 vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

Ubuntu 14.04 LTS
Ubuntu 12.04 LTS
Ubuntu 10.04 LTS

Summary

Several security issues were fixed in Apache HTTP Server.

Software Description

apache2 - Apache HTTP server

Details

Marek Kroemeke discovered that the mod_proxy module incorrectly handled certain requests. A remote attacker could use this issue to cause the server to stop responding, leading to a denial of service. This issue only affected Ubuntu 14.04 LTS. (CVE-2014-0117)

Giancarlo Pellegrino and Davide Balzarotti discovered that the mod_deflate module incorrectly handled body decompression. A remote attacker could use this issue to cause resource consumption, leading to a denial of service. (CVE-2014-0118)

Marek Kroemeke and others discovered that the mod_status module incorrectly handled certain requests. A remote attacker could use this issue to cause the server to stop responding, leading to a denial of service, or possibly execute arbitrary code. (CVE-2014-0226)

Rainer Jung discovered that the mod_cgid module incorrectly handled certain scripts. A remote attacker could use this issue to cause the server to stop responding, leading to a denial of service. (CVE-2014-0231)

Update instructions

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

Ubuntu 14.04 LTS: apache2-bin - 2.4.7-1ubuntu4.1
Ubuntu 12.04 LTS: apache2.2-bin - 2.2.22-1ubuntu1.7
Ubuntu 10.04 LTS: apache2.2-bin - 2.2.14-5ubuntu8.14

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.