CVE-2007-4489

eCentrex VOIP Client <2.0.1 - Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2007-4489. PoCs published by rgod.

AI-analyzed exploit summary This exploit targets a buffer overflow vulnerability in the eCentrex VOIP Client module (uacomx.ocx 2.0.1) by passing more than 164 characters to the ReInit method in the Username argument. It includes shellcode to execute arbitrary commands, specifically adding a user to the Administrators group.

Description

Buffer overflow in the IUAComFormX ActiveX control in uacomx.ocx 2.0.1 in the eCentrex VOIP Client module allows remote attackers to execute arbitrary code via a long Username argument to the ReInit method.

Exploits (1)

exploitdb WORKING POC VERIFIED
by rgod · htmlremotewindows
https://www.exploit-db.com/exploits/4299

This exploit targets a buffer overflow vulnerability in the eCentrex VOIP Client module (uacomx.ocx 2.0.1) by passing more than 164 characters to the ReInit method in the Username argument. It includes shellcode to execute arbitrary commands, specifically adding a user to the Administrators group.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: eCentrex VOIP Client module (uacomx.ocx 2.0.1)
No auth needed
Prerequisites: Victim must visit a malicious webpage using Internet Explorer 6 on Windows XP SP2 · ActiveX control must be installed and not killed via KillBit
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (7)

Core 7
Core References
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/25383
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1018596
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/37738
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/26525
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/4299
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/36129
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2007/2954

Scores

EPSS 0.0465
EPSS Percentile 90.5%

Details

Status published
Products (1)
ecentrex/voip_client_module
Published Aug 22, 2007
Tracked Since Feb 18, 2026