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CVE-2003-1000

Published: Dec 17, 2003Updated: Apr 16, 2026 Sources: CVE List NVDCWE-476
NVD MITRE
7.5CVSSHIGH
EPSS Score
2.6%
Top 17.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

xchat 2.0.6 allows remote attackers to cause a denial of service (crash) via a passive DCC request with an invalid ID number, which causes a null dereference.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-476

Affected Products

n/an/a
xchatxchat
Mixed
Communications / messaging-chat
xchatoss-projectCommunicationsaka xchat gnome, xchat wdk

Exploitability

Official Patch Available
No detection template yetWe can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

MITRE ATT&CK

2 techniques
Impact
Initial Access
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References

http://mail.nl.linux.org/xchat-announce/2003-12/msg00000.html
mail.nl.linux.org
http://marc.info/?l=bugtraq&m=107152093419276&w=2
marc.info

Timeline

Published
Dec 17, 2003
Last Updated
Apr 16, 2026

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