What is CVE-2022-1804?

CVE-2022-1804 is a medium-severity vulnerability in Canonical Accountsservice, classified under Improper Privilege Management. CVSS score: 5.5/10. Published 2025-03-25.

How severe is CVE-2022-1804?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Privilege escalation in Canonical Accountsservice

CVE-2022-1804

accountsservice no longer drops permissions when writting .pam_environment

Vulnerability class: Privilege Escalation

Published 2025-03-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.001 (3.1th percentile), scored 2026-10-24.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Canonical Accountsservice
Canonical Ubuntu Linux — versions 22.04
Ubuntu Linux — versions 0.6.55-3ubuntu1

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

bugs.launchpad.net/ubuntu/+source/accountsservice/+bug/1974250 (issue-tracking, Issue Tracking)
ubuntu.com/security/notices/USN-5439-1 (release-notes, Vendor Advisory)

Frequently asked questions

What is CVE-2022-1804?: CVE-2022-1804 is a medium-severity vulnerability in Canonical Accountsservice, classified under Improper Privilege Management. CVSS score: 5.5/10. Published 2025-03-25.
How severe is CVE-2022-1804?: Medium severity. CVSS v3 base score is 5.5 out of 10.