CVE-2019-16729 Privilege escalation in n/a

High 7.8 Published Updated

Local attackers can escalate privileges to root via pam-python due to unsafe environment variable handling in specific PAM configurations.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2019-16729?

CVE-2019-16729 is a high-severity vulnerability in Canonical Ubuntu Linux, published on 24 Sep 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

pam-python before 1.0.7-1 has an issue in regard to the default environment variable handling of Python, which could allow for local root escalation in certain PAM setups.

Which versions are affected by CVE-2019-16729?

It affects 3 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Pam-Python Project Pam-Python.

How do I fix CVE-2019-16729?

Upgrade to a fixed version.

Is CVE-2019-16729 being exploited?

There is no known exploitation of CVE-2019-16729 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2019-16729, DLA-2000-1, DSA-4555-1, GHSA-fmm4-q9rf-m62f, UBUNTU-CVE-2019-16729, USN-4552-1 and 2 more.

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