znc could be made to crash or run programs as an administrator if it opened a specially crafted file.
Fix vulnerability where an authenticated non-admin users could load a module with a crafted name, then escalate privileges and run arbitrary code.
1 July 2019
A security issue affects these releases of Ubuntu and its derivatives:
znc could be made to crash or run programs as an administrator if it opened a specially crafted file.
Fix vulnerability where an authenticated non-admin users could load a module with a crafted name, then escalate privileges and run arbitrary code.
The problem can be corrected by updating your system to the following package versions:
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.