CVE-2004-1868

eSignal 7.5-7.6 - Stack-Based Buffer Overflow via Long STREAMQUOTE Tag

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2004-1868. PoCs published by VizibleSoft.

AI-analyzed exploit summary This exploit targets a buffer overflow vulnerability in eSignal v7.6, using a crafted STREAMQUOTE packet to execute arbitrary shellcode. The shellcode downloads and executes a file from a remote URL, achieving remote code execution.

Description

Stack-based buffer overflow in WinSig.exe in eSignal 7.5 and 7.6 allows remote attackers to execute arbitrary code via a long STREAMQUOTE tag.

Exploits (1)

exploitdb WORKING POC VERIFIED
by VizibleSoft · perlremotewindows
https://www.exploit-db.com/exploits/166

This exploit targets a buffer overflow vulnerability in eSignal v7.6, using a crafted STREAMQUOTE packet to execute arbitrary shellcode. The shellcode downloads and executes a file from a remote URL, achieving remote code execution.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: eSignal v7.6
No auth needed
Prerequisites: Network access to the target system · eSignal v7.6 running on the target
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (6)

Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/15624
Exploit, Patch, Vendor Advisory vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/9978
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=108025234317408&w=2
Exploit, Vendor Advisory x_refsource_misc
http://viziblesoft.com/insect/advisories/vz012004-esignal7.txt
Patch, Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/11222

Scores

EPSS 0.0671
EPSS Percentile 93.1%

Details

Status published
Products (2)
esignal/esignal 7.5
esignal/esignal 7.6
Published Mar 25, 2004
Tracked Since Feb 18, 2026