CVE-2021-31997 Privilege escalation in Factory
Local attackers can escalate privileges from postorius users to root via symlink following in the postorius-permissions.sh script.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-31997?
CVE-2021-31997 is a medium-severity vulnerability in openSUSE Factory, published on 10 Jun 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A UNIX Symbolic Link (Symlink) Following vulnerability in python-postorius of openSUSE Leap 15.2, Factory allows local attackers to escalate from users postorius or postorius-admin to root. This issue affects: openSUSE Leap 15.2 python-postorius version 1.3.2-lp152.1.2 and prior versions. openSUSE Factory python-postorius version 1.3.4-2.1 and prior versions.
Weakness: CWE-59
Which versions are affected by CVE-2021-31997?
It affects 1 product.
Products include Opensuse Python-Postorius.
How do I fix CVE-2021-31997?
No fix has been published for CVE-2021-31997 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-31997 being exploited?
There is no known exploitation of CVE-2021-31997 in the wild and no public exploit code.
Sources
Also known as GHSA-p6rm-7r2c-w38x.