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CVE-2000-0491

Published: Jul 12, 2000Updated: Apr 16, 2026 Sources: CVE List NVDNVD-CWE-Other
NVD MITRE
10.0CVSSCRITICAL
EPSS Score
17.8%
Top 3.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LAu:NC:CI:CA:C
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:CConfidentiality
Complete
I:CIntegrity
Complete
A:CAvailability
Complete
Open in CVSS calculator →

Weaknesses

NVD-CWE-Other

Affected Products

n/an/a
gdmgnome
On-prem
Consumer Software / productivity
openlinuxcaldera
On-premOS
Operating Systems / linux-distro
suse linuxsuse
On-premOS
Operating Systems / linux-distro
gnomeoss-projectUSConsumer Softwareaka gnome project, glib
calderacommercialOperating Systemsaka openlinux, unixware, openunix
susecommercialDEOperating Systems

Exploitability

Official Patch Available

References

http://archives.neohapsis.com/archives/bugtraq/2000-06/0025.html
archives.neohapsis.com
http://www.securityfocus.com/bid/1279
securityfocus.com
http://www.securityfocus.com/bid/1370
securityfocus.com
and 4 more references View all →

Timeline

Published
Jul 12, 2000
Last Updated
Apr 16, 2026

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