==========================================================================
Ubuntu Security Notice USN-6826-1
June 11, 2024

libapache-mod-jk vulnerability
==========================================================================

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

- Ubuntu 23.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

mod_jk could allow unintended access to network services.

Software Description:
- 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
   libapache2-mod-jk               1:1.2.48-2ubuntu0.1

Ubuntu 22.04 LTS
   libapache2-mod-jk               1:1.2.48-1ubuntu0.1

Ubuntu 20.04 LTS
   libapache2-mod-jk               1:1.2.46-1ubuntu0.1

Ubuntu 18.04 LTS
   libapache2-mod-jk               1:1.2.43-1ubuntu0.1~esm1
                                   Available with Ubuntu Pro

Ubuntu 16.04 LTS
   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.

References:
   https://ubuntu.com/security/notices/USN-6826-1
   CVE-2023-41081

Package Information:
https://launchpad.net/ubuntu/+source/libapache-mod-jk/1:1.2.48-2ubuntu0.1
https://launchpad.net/ubuntu/+source/libapache-mod-jk/1:1.2.48-1ubuntu0.1
https://launchpad.net/ubuntu/+source/libapache-mod-jk/1:1.2.46-1ubuntu0.1

Ubuntu 6826-1: mod_jk Security Advisory Updates

June 11, 2024
mod_jk could allow unintended access to network services.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 23.10 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS Summary: mod_jk could allow unintended access to network services. Software Description: - 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   libapache2-mod-jk               1:1.2.48-2ubuntu0.1 Ubuntu 22.04 LTS   libapache2-mod-jk               1:1.2.48-1ubuntu0.1 Ubuntu 20.04 LTS   libapache2-mod-jk               1:1.2.46-1ubuntu0.1 Ubuntu 18.04 LTS   libapache2-mod-jk               1:1.2.43-1ubuntu0.1~esm1                                   Available with Ubuntu Pro Ubuntu 16.04 LTS   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.

References

  https://ubuntu.com/security/notices/USN-6826-1

  CVE-2023-41081

Severity
Ubuntu Security Notice USN-6826-1

Package Information

https://launchpad.net/ubuntu/+source/libapache-mod-jk/1:1.2.48-2ubuntu0.1 https://launchpad.net/ubuntu/+source/libapache-mod-jk/1:1.2.48-1ubuntu0.1 https://launchpad.net/ubuntu/+source/libapache-mod-jk/1:1.2.46-1ubuntu0.1

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