CVE-2004-1792

YaSoft Switch Off <= 2.3 - Denial of Service via Long Packet with CRLF Sequences

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2004-1792. PoCs published by Peter Winter-Smith.

AI-analyzed exploit summary This exploit sends a large packet (10240 bytes) followed by CRLF sequences to trigger a denial-of-service condition in YaSoft Switch Off via its service management port (8000/TCP). The PoC uses Perl to generate the payload and netcat to deliver it.

Description

swnet.dll in YaSoft Switch Off 2.3 and earlier allows remote attackers to cause a denial of service (infinite loop) via a long packet with two CRLF sequences to the service management port (TCP 8000).

Exploits (1)

exploitdb WORKING POC VERIFIED
by Peter Winter-Smith · textdoshardware
https://www.exploit-db.com/exploits/23508

This exploit sends a large packet (10240 bytes) followed by CRLF sequences to trigger a denial-of-service condition in YaSoft Switch Off via its service management port (8000/TCP). The PoC uses Perl to generate the payload and netcat to deliver it.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: YaSoft Switch Off
No auth needed
Prerequisites: Network access to the target's service management port (8000/TCP)
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (6)

Core 6
Core References
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/9339
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/14123
Exploit x_refsource_misc
http://www.elitehaven.net/switchoff.txt
Exploit mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/348693
Exploit vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1008581
Exploit third-party-advisory x_refsource_secunia
http://secunia.com/advisories/10521

Scores

EPSS 0.0352
EPSS Percentile 87.7%

Details

Status published
Products (16)
yatsoft/switch_off 0.7
yatsoft/switch_off 1.0
yatsoft/switch_off 1.1
yatsoft/switch_off 1.2
yatsoft/switch_off 1.3
yatsoft/switch_off 1.4
yatsoft/switch_off 1.5
yatsoft/switch_off 1.5.1
yatsoft/switch_off 1.6
yatsoft/switch_off 1.7
... and 6 more
Published Dec 31, 2004
Tracked Since Feb 18, 2026