CVE-1999-0990

N/A Unknown

Published: December 05, 1999 Modified: April 16, 2026

Description

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

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Patch Vendor Advisory Exploit Third Party Advisory

Source: cve@mitre.org

Source: af854a3a-2127-422b-91ae-364da2661108

2 reference(s) from NVD

CVSS v3 Score

N/A / 10.0

EPSS (Exploit Probability)

0.1%

33th percentile

Exploitation Status

Not in CISA KEV

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