CVE-2000-0491 EXPLOIT
10.0
HIGH · CVSS 2.0 · EPSS 17.8% (pctl 97)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 10.0 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:C/I:C/A:C |
| EPSS | 17.78% — more likely to be exploited than 97% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2000-05-24 |
| Last modified | 2026-06-16 |
Affected (3)
| Vendor | Product |
|---|---|
| caldera | openlinux |
| gnome | gdm |
| suse | suse linux |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | gdm 1.0.x/2.0.x BETA/2.2.0 - XDMCP Buffer Overflow (1) | 2000-05-22 |
| exploit-db | gdm 1.0.x/2.0.x BETA/2.2.0 - XDMCP Buffer Overflow (2) | 2000-05-22 |
References
- ftp://ftp.calderasystems.com/pub/OpenLinux/security/CSSA-2000-013.0.txt
- 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
- ftp://ftp.calderasystems.com/pub/OpenLinux/security/CSSA-2000-013.0.txt
- 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
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