CVE-2009-4661

BigAnt Server <2.50 SP6 - Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2009-4661. PoCs published by Dr_IDE.

AI-analyzed exploit summary This exploit generates a maliciously crafted ZIP file with a large buffer overflow payload. When loaded as a plugin in BigAnt Server, it triggers a buffer overflow vulnerability, potentially leading to arbitrary code execution.

Description

Multiple buffer overflows in BigAnt Server 2.50 SP6 and earlier allow user-assisted remote attackers to cause a denial of service (application crash) via a crafted ZIP file that is not properly handled when the victim uses the (1) Update or (2) Plug-In console menu item.

Exploits (2)

exploitdb WORKING POC VERIFIED
by Dr_IDE · pythondoswindows
https://www.exploit-db.com/exploits/9734

This exploit generates a maliciously crafted ZIP file with a large buffer overflow payload. When loaded as a plugin in BigAnt Server, it triggers a buffer overflow vulnerability, potentially leading to arbitrary code execution.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: BigAnt Server <= 2.50 SP6
No auth needed
Prerequisites: Access to the BigAnt Server console to load the malicious ZIP file
devstral-2 · analyzed Feb 16, 2026 Full analysis →
exploitdb WORKING POC VERIFIED
by Dr_IDE · pythondoswindows
https://www.exploit-db.com/exploits/9695

This exploit generates a maliciously crafted ZIP file with a large buffer overflow payload. When a user attempts to update BigAnt Server via the console, the overflow triggers a crash or potential code execution.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: BigAnt Server 2.50 SP1
No auth needed
Prerequisites: User interaction to browse and select the malicious ZIP file
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit, Third Party Advisory exploit x_refsource_exploit-db
http://www.exploit-db.com/exploits/9695
Exploit, Third Party Advisory exploit x_refsource_exploit-db
http://www.exploit-db.com/exploits/9734

Scores

EPSS 0.0209
EPSS Percentile 79.2%

Details

CWE
CWE-119
Status published
Products (1)
bigantsoft/bigant_server < 2.50
Published Mar 03, 2010
Tracked Since Feb 18, 2026