USN-6826-1: mod_jk vulnerability
11 June 2024
mod_jk could allow unintended access to network services.
Releases
Packages
- libapache-mod-jk - Apache 2 connector for the Tomcat Java servlet engine
Details
Karl von Randow discovered that mod_jk was vulnerable to an authentication
bypass. If the configuration did not provide explicit mounts for all
possible proxied requests, an attacker could possibly use this
vulnerability to bypass security constraints configured in httpd.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 23.10
Ubuntu 22.04
Ubuntu 20.04
Ubuntu 18.04
-
libapache2-mod-jk
-
1:1.2.43-1ubuntu0.1~esm1
Available with Ubuntu Pro
Ubuntu 16.04
-
libapache2-mod-jk
-
1:1.2.41-1ubuntu0.1~esm1
Available with Ubuntu Pro
In general, a standard system update will make all the necessary changes.