CVE-2008-0394

Citadel SMTP < 7.10 - Remote Code Execution via Long RCPT TO Command

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2008-0394. PoCs published by prdelka.

AI-analyzed exploit summary This exploit targets a remote buffer overflow vulnerability in Citadel SMTP server versions up to 7.10. The exploit likely sends a maliciously crafted SMTP command to trigger the overflow, potentially allowing remote code execution.

Description

Buffer overflow in Citadel SMTP server 7.10 and earlier allows remote attackers to execute arbitrary code via a long RCPT TO command, which is not properly handled by the makeuserkey function. NOTE: some of these details were obtained from third party information.

Exploits (1)

exploitdb WORKING POC VERIFIED
by prdelka · textremotewindows
https://www.exploit-db.com/exploits/4949

This exploit targets a remote buffer overflow vulnerability in Citadel SMTP server versions up to 7.10. The exploit likely sends a maliciously crafted SMTP command to trigger the overflow, potentially allowing remote code execution.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Citadel SMTP <= 7.10
No auth needed
Prerequisites: Network access to the Citadel SMTP server
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (7)

Core 7
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/27376
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1019255
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/4949
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2008/0252
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/28590
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/39807

Scores

EPSS 0.1195
EPSS Percentile 95.6%

Details

CWE
CWE-119
Status published
Products (1)
citadel/smtp < 7.10
Published Jan 23, 2008
Tracked Since Feb 18, 2026