CVE-2006-4126

high

Description

The dc_chat function in cmd.dc.c in DConnect Daemon 0.7.0 and earlier allows remote attackers to cause a denial of service (application crash) by sending a client message before providing the nickname, which triggers a null pointer dereference.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/28279

http://www.vupen.com/english/advisories/2006/3181

http://www.securityfocus.com/archive/1/442440/100/0/threaded

http://www.dc.ds.pg.gda.pl/?page=doc&doc=changelog

http://www.dc.ds.pg.gda.pl/

http://securityreason.com/securityalert/1377

Details

Source: Mitre, NVD

Published: 2006-08-14

Updated: 2026-04-16

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.1096