CVE-2000-0491 describes a critical buffer overflow vulnerability in the XDMCP parsing code of GNOME gdm, KDE kdm, and wdm, affecting various Linux distributions including Caldera and SuSE. With a CVSS score of 10.0 (HIGH), this flaw allows unauthenticated remote attackers to execute arbitrary commands or cause a denial of service with low attack complexity. While not listed on the KEV catalog, exploit code is publicly available on ExploitDB, though there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.0CPE matchmatch criteria | cpe:2.3:a:gnome:gdm:1.0:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:caldera:openlinux:*:*:*:*:*:*:*:* | ||
6.2CPE matchmatch criteria | cpe:2.3:o:suse:suse_linux:6.2:*:*:*:*:*:*:* | ||
6.4CPE matchmatch criteria | cpe:2.3:o:suse:suse_linux:6.4:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.