CVE-2003-1286

Sambar Server - HTTP Proxy Request Smuggling via Connection Keep-Alive

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2003-1286. PoCs published by David Endler.

AI-analyzed exploit summary This exploit demonstrates an authentication bypass in Sambar Server by leveraging a keep-alive connection to proxy requests without IP validation. The attacker gains unauthorized access to the administrative interface by sending a valid request followed by a proxy request.

Description

HTTP Proxy in Sambar Server before 6.0 beta 6, when security.ini lacks a 127.0.0.1 proxydeny entry, allows remote attackers to send proxy HTTP requests to the Sambar Server's administrative interface and external web servers, by making a "Connection: keep-alive" request before the proxy requests.

Exploits (1)

exploitdb WORKING POC VERIFIED
by David Endler · textremotewindows
https://www.exploit-db.com/exploits/24076

This exploit demonstrates an authentication bypass in Sambar Server by leveraging a keep-alive connection to proxy requests without IP validation. The attacker gains unauthorized access to the administrative interface by sending a valid request followed by a proxy request.

Classification
Working Poc 90%
Attack Type
Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target: Sambar Server (versions affected by CVE-2003-1286)
No auth needed
Prerequisites: Network access to the Sambar Server · Sambar Server with keep-alive connections enabled
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (7)

Core 7
Core References
Vendor Advisory x_refsource_confirm
http://www.sambar.com/security.htm
Exploit, Patch vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/10256
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/16054
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/9578
Patch vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1007819
Vendor Advisory mailing-list x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2004-04/0353.html

Scores

EPSS 0.0337
EPSS Percentile 87.3%

Details

Status published
Products (5)
sambar/sambar_server 5.0 (7 CPE variants)
sambar/sambar_server 5.1 (6 CPE variants)
sambar/sambar_server 5.2
sambar/sambar_server 5.3
sambar/sambar_server 6.0 beta1 (5 CPE variants)
Published Dec 31, 2003
Tracked Since Feb 18, 2026