CVE-1999-0990

LOW 2.1CVE-1999-0990 · Published 05/12/1999 · updated 16/06/2026

In short

CVE-1999-0990 is a LOW (CVSS 2.1) vulnerability affecting gdm (gnome).
Chance of exploitation in the next 30 days (EPSS): 0.41%, higher than 35.6% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
gdm gnome	`= 2.0_beta4`	No fix yet

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

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