Vulnerability in GNOME Gdm

CVE-1999-0990

Error messages generated by gdm with the VerboseAuth setting allows an attacker to identify valid users on a system.

Published · last modified .

CVSS v2 metric

CVSS v2 base score 2.1 (Low). Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.004 (33.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-1999-0990: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: -0.000

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-1999-0990?
CVE-1999-0990 is a vulnerability in GNOME Gdm. Published 1999-12-05.
Is CVE-1999-0990 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.