USN-4044-1: ZNC vulnerability
znc vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.04
- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary
znc could be made to crash or run programs as an administrator
if it opened a specially crafted file.
Software Description
- znc – advanced modular IRC bouncer
Details
Fix vulnerability where an authenticated non-admin users could load
a module with a crafted name, then escalate privileges and run
arbitrary code.
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 19.04
- znc – 1.7.2-2ubuntu0.1
- Ubuntu 18.10
- znc – 1.7.1-2ubuntu0.2
- Ubuntu 18.04 LTS
- znc – 1.6.6-1ubuntu0.2
- Ubuntu 16.04 LTS
- znc – 1.6.3-1ubuntu0.2
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart znc to make
all the necessary changes.
References
Source: USN-4044-1: ZNC vulnerability
