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USN-3946-1: rssh vulnerabilities

USN-3946-1: rssh vulnerabilities

rssh vulnerabilities

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

Summary

rssh could be made to run arbitrary commands if it received specially crafted
input.

Software Description

Details

It was discovered that rssh incorrectly handled certain command-line arguments
and environment variables. An authenticated user could bypass rssh’s command
restrictions, allowing an attacker to run arbitrary commands.

Update instructions

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

Ubuntu 18.10
rssh2.3.4-8ubuntu0.2
Ubuntu 18.04 LTS
rssh2.3.4-7ubuntu0.1
Ubuntu 16.04 LTS
rssh2.3.4-4+deb8u2ubuntu0.16.04.2
Ubuntu 14.04 LTS
rssh2.3.4-4+deb8u2ubuntu0.14.04.2

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

In general, a standard system update will make all the necessary changes.

References

Source: USN-3946-1: rssh vulnerabilities

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