CVE-2004-2344

VocalTec VGW120 and VGW480 - Denial of Service in ASN.1/H.323/H.225 Stack

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2004-2344. PoCs published by Alexander.

AI-analyzed exploit summary This exploit targets a denial-of-service vulnerability in the ASN.1/H.323/H.225 stack of VocalTec VGW120 and VGW480 Telephony Gateways. It sends a malformed packet to port 1720, causing the device to crash.

Description

Unknown vulnerability in the ASN.1/H.323/H.225 stack of VocalTec VGW120 and VGW480 allows remote attackers to cause a denial of service.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Alexander · cdoshardware
https://www.exploit-db.com/exploits/24143

This exploit targets a denial-of-service vulnerability in the ASN.1/H.323/H.225 stack of VocalTec VGW120 and VGW480 Telephony Gateways. It sends a malformed packet to port 1720, causing the device to crash.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: VocalTec VGW120 and VGW480 Telephony Gateways
No auth needed
Prerequisites: Network access to the target device · Target device must be running the vulnerable firmware
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/10411
Exploit, Vendor Advisory x_refsource_misc
http://www.securitylab.ru/45401.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/16240

Scores

EPSS 0.0303
EPSS Percentile 85.7%

Details

Status published
Products (2)
vocaltec/vgw120_telephony_gateway
vocaltec/vgw480_telephony_gateway
Published Dec 31, 2004
Tracked Since Feb 18, 2026