10

CVE-2000-0491: gnome gdm

CVSS: 10.0v2.0HighModified
Published 12-07-2000Last modified 08-08-2024
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Vulnerability summary

CVE-2000-0491 is a high (CVSS 10.0) vulnerability in gnome gdm. EPSS estimates a 17.78% chance of exploitation in the next 30 days, higher than 97.1% of scored vulnerabilities. 2 public exploits are recorded.

Overall risk
90/100
0100
Critical · default modelHow is this calculated?
CVSS score
10.0/10
010
High · v2.0 (NVD)
EPSS score
17.78%
0%100%
Medium · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits2exploit-database

Timeline

  1. 12-07-2000
    PublishedVulnerability first disclosed.
  2. 08-08-2024
    Last modifiedVulnerability information updated.

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 metrics

1 score · 1 source · 1 version

EPSS trend

Probability

17.78%

Chance of exploitation in the next 30 days

Percentile

97%

Versus all other CVEs

30-day change

0.00 pp

From 17.78% on 19-09-2026

19-09-202619-10-2026
EPSS score
17.78%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

2 found
  • exploit-databaseremotelinuxVerified

    gdm 1.0.x/2.0.x BETA/2.2.0 - XDMCP Buffer Overflow (1)

    Maturity: weaponized

  • exploit-databaseremotelinuxVerified

    gdm 1.0.x/2.0.x BETA/2.2.0 - XDMCP Buffer Overflow (2)

    Maturity: weaponized

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Gnome1 product
Suse1 product

2 vendors · 2 products

References

6 links