Privilege escalation in Firejail_project Firejail

CVE-2022-31214

A Privilege Context Switching issue was discovered in join.c in Firejail 0.9.68. By crafting a bogus Firejail container that is accepted by the Firejail setuid-root program as a join target, a local attacker can enter an environment in whi…

Vulnerability class: Privilege Escalation

EPSS: 0.004 (30.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-31214?
CVE-2022-31214 is a high-severity vulnerability in Firejail_project Firejail, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2022-06-09.
How severe is CVE-2022-31214?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2022-31214 known to be exploited?
19 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.