Vulnerability in Gnome Keyring

CVE-2018-20781

In pam/gkr-pam-module.c in GNOME Keyring before 3.27.2, the user's password is kept in a session-child process spawned from the LightDM daemon. This can expose the credential in cleartext.

EPSS: 0.015 (71.3th 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-2018-20781?
CVE-2018-20781 is a high-severity vulnerability in Gnome Keyring, classified under Insufficiently Protected Credentials. CVSS score: 7.8/10. Published 2019-02-12.
How severe is CVE-2018-20781?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2018-20781 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.