CVE-2009-4178

HP OpenView Network Node Manager <7.53 - Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 3 public exploits for CVE-2009-4178. PoCs published by Metasploit, S2 Crew, MC, including Metasploit module exploits/windows/http/hp_nnm_ovwebhelp.

AI-analyzed exploit summary This Metasploit module exploits a stack buffer overflow in HP OpenView Network Node Manager 7.50 via a crafted POST request to OvWebHelp.exe. It achieves remote code execution by overflowing the buffer with a malicious payload.

Description

Heap-based buffer overflow in OvWebHelp.exe in HP OpenView Network Node Manager (OV NNM) 7.01, 7.51, and 7.53 allows remote attackers to execute arbitrary code via a long Topic parameter.

Exploits (3)

exploitdb WORKING POC VERIFIED
by Metasploit · rubyremotewindows
https://www.exploit-db.com/exploits/16792

This Metasploit module exploits a stack buffer overflow in HP OpenView Network Node Manager 7.50 via a crafted POST request to OvWebHelp.exe. It achieves remote code execution by overflowing the buffer with a malicious payload.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: HP OpenView Network Node Manager 7.50
No auth needed
Prerequisites: Network access to the target · OvWebHelp.exe accessible on port 80
devstral-2 · analyzed Feb 16, 2026 Full analysis →
exploitdb WORKING POC
by S2 Crew · pythonremotewindows
https://www.exploit-db.com/exploits/11974

This exploit targets a buffer overflow vulnerability in HP OpenView NNM OvWebHelp.exe CGI. It sends a maliciously crafted POST request with a long 'Topic' parameter to trigger a stack-based overflow, executing shellcode that spawns a reverse shell.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: HP OpenView Network Node Manager 7.53
No auth needed
Prerequisites: Network access to the target system · HP OpenView NNM 7.53 with OvWebHelp.exe exposed
devstral-2 · analyzed Feb 16, 2026 Full analysis →
metasploit WORKING POC GREAT
by MC · rubypocwin
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/http/hp_nnm_ovwebhelp.rb

This Metasploit module exploits a stack buffer overflow in HP OpenView Network Node Manager 7.50 via a crafted POST request to OvWebHelp.exe. It leverages a known return address in ov.dll to execute arbitrary payloads.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: HP OpenView Network Node Manager 7.50
No auth needed
Prerequisites: Network access to the target · OvWebHelp.exe service running
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (7)

Core 7
Core References
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/508354/100/0/threaded
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/37340
Patch, Vendor Advisory vendor-advisory x_refsource_hp
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01950877
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/37261
Mailing List vendor-advisory x_refsource_hp
http://marc.info/?l=bugtraq&m=126046355120442&w=2
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/54659

Scores

EPSS 0.7402
EPSS Percentile 99.4%

Details

CWE
CWE-119
Status published
Products (3)
hp/openview_network_node_manager 7.0.1 (4 CPE variants)
hp/openview_network_node_manager 7.51 (4 CPE variants)
hp/openview_network_node_manager 7.53 (4 CPE variants)
Published Dec 10, 2009
Tracked Since Feb 18, 2026