CVE-2009-0920Stack-based buffer overflow in OvCgi/Toolbar.exe in HP OpenView Network Node Manager (OV NNM) 7.01, 7.51, and 7.53 allows remote attackers…
- 7.5HighCVSS base score
- 74.9%Exploitation in 30 daysEPSS · top 0.5% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Stack-based buffer overflow in OvCgi/Toolbar.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 OvOSLocale cookie, a variant of CVE-2008-0067.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and an Exploit-DB entry for it.
Show the exploits2
Metasploit modules1 module
- HP OpenView Network Node Manager Toolbar.exe CGI Cookie Handling Buffer Overflow (Metasploit module) (opens in a new tab)
exploit/windows/http/hp_nnm_toolbar_02Rank normaldisclosed 21 Jan 2009
Exploit-DB1 entry
- HP OpenView Network Node Manager (OV NNM) - 'Toolbar.exe' CGI Cookie Handling Buffer Overflow (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 17537remote, windowspublished 16 Jul 2011Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 9 days later
· 9 days later
Published
- 15 years later
· 15 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 74.9% · top 0.5% of all CVEs (14 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
References
References9
- ADV-2009-0819 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 34294 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 8308 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- http://www.coresecurity.com/content/openview-buffer-overflows (opens in a new tab)x_refsource_MISCx_transferred
- 20090323 CORE-2009-0122: HP OpenView Buffer Overflows (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 34444 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- hp-ovnnm-ovoslocale-bo(49364) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- SSRT090008 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
- 1021883 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2009-0917 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2009-0920)Record last updated .