CVE-2000-0491

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 17.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2000-05-24 · updated 2026-06-16

Description

Buffer overflow in the XDMCP parsing code of GNOME gdm, KDE kdm, and wdm allows remote attackers to execute arbitrary commands or cause a denial of service via a long FORWARD_QUERY request.

Affected products

Caldera Openlinux: all versions
GNOME gdm: 1.0
Suse Linux: 6.2, 6.4

References

http://archives.neohapsis.com/archives/bugtraq/2000-05/0241.html
http://archives.neohapsis.com/archives/bugtraq/2000-06/0025.html
http://www.novell.com/linux/security/advisories/suse_security_announce_49.html
http://www.securityfocus.com/bid/1233
http://www.securityfocus.com/bid/1279
http://www.securityfocus.com/bid/1370
http://archives.neohapsis.com/archives/bugtraq/2000-05/0241.html
http://archives.neohapsis.com/archives/bugtraq/2000-06/0025.html
http://www.novell.com/linux/security/advisories/suse_security_announce_49.html
http://www.securityfocus.com/bid/1233

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