CVE-2006-4126

DConnect Daemon <= 0.7.0 - Denial of Service via Null Pointer Dereference in dc_chat Function

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2006-4126. PoCs published by Luigi Auriemma.

AI-analyzed exploit summary The provided text describes a denial-of-service vulnerability in DConnect Daemon versions 0.7.0 and prior, caused by improper handling of null-pointer exceptions. No actual exploit code is included, only a reference to a binary exploit hosted elsewhere.

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.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Luigi Auriemma · textdosmultiple
https://www.exploit-db.com/exploits/28345

The provided text describes a denial-of-service vulnerability in DConnect Daemon versions 0.7.0 and prior, caused by improper handling of null-pointer exceptions. No actual exploit code is included, only a reference to a binary exploit hosted elsewhere.

Classification
Writeup 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Theoretical
Target: DConnect Daemon <= 0.7.0
No auth needed
Prerequisites: Network access to the vulnerable DConnect Daemon
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (9)

Core 9
Core References
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/442440/100/0/threaded
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2006/3181
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/28279
Exploit, Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/21384
Exploit, Patch vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/19370
Third Party Advisory third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/1377
Patch x_refsource_confirm
http://www.dc.ds.pg.gda.pl/
Exploit vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1016641
Various Sources x_refsource_confirm
http://www.dc.ds.pg.gda.pl/?page=doc&doc=changelog

Scores

EPSS 0.0854
EPSS Percentile 94.4%

Details

Status published
Products (3)
dconnect/dconnect_daemon 0.0.2
dconnect/dconnect_daemon 0.0.3
dconnect/dconnect_daemon 0.7.0
Published Aug 14, 2006
Tracked Since Feb 18, 2026