CVE-2009-4178
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.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 74.0%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
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.
- CVSS 2.0
- 10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
- EPSS
- 74.02% probability · 99th percentile
- Public exploits
- 2 in Exploit-DB · verified · first 30 March 2010
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- hp/openview network node manager
- Source
- hp-security-alert@hp.com
EPSS 74.0% since 26 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
Public exploits (2)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
| EDB-ID | Title | Type | Published | Verified |
|---|---|---|---|---|
| EDB-16792source ↗ | HP OpenView Network Node Manager (OV NNM) - 'OvWebHelp.exe' CGI Buffer Overflow (Metasploit)windows · Metasploit | remote | 11 November 2010 | yes |
| EDB-11974source ↗ | HP OpenView Network Node Manager (OV NNM) - 'OvWebHelp.exe' CGI Topic Overflowwindows · S2 Crew | remote | 30 March 2010 | no |
References
- http://dvlabs.tippingpoint.com/advisory/TPTI-09-11Patch
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01950877Patch, Vendor Advisory
- http://marc.info/?l=bugtraq&m=126046355120442&w=2
- http://www.securityfocus.com/archive/1/508354/100/0/threaded
- http://www.securityfocus.com/bid/37261
- http://www.securityfocus.com/bid/37340
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54659
- http://dvlabs.tippingpoint.com/advisory/TPTI-09-11Patch
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01950877Patch, Vendor Advisory
- http://marc.info/?l=bugtraq&m=126046355120442&w=2
- http://www.securityfocus.com/archive/1/508354/100/0/threaded
- http://www.securityfocus.com/bid/37261
- http://www.securityfocus.com/bid/37340
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54659
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.