CVE-2009-0921

Name: CVE-2009-0921
Creator: NVD / NIST
Published: 2009-03-25T01:30:00.53+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 13.24%

Last modified Jun 16, 2026

CVE-2009-0921 is a vulnerability of currently unknown severity. Multiple heap-based buffer overflows in OvCgi/Toolbar.exe in HP OpenView Network Node Manager (OV NNM) 7.01, 7.51, and 7.53 allow remote attackers to execute arbitrary code via (1) a long OvAcceptLang cookie, which triggers the error in ov.dll and ovwww.dll, or (2) a long Accept-Language HTTP header, which triggers the error in ovwww.dll or libovwww.so.4.. EPSS estimates a 13.24% chance of exploitation in the next 30 days.

Description

Multiple heap-based buffer overflows in OvCgi/Toolbar.exe in HP OpenView Network Node Manager (OV NNM) 7.01, 7.51, and 7.53 allow remote attackers to execute arbitrary code via (1) a long OvAcceptLang cookie, which triggers the error in ov.dll and ovwww.dll, or (2) a long Accept-Language HTTP header, which triggers the error in ovwww.dll or libovwww.so.4.

Metrics

EPSS Probability

13.24%

95.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Hp	Network Node Manager	7.0.1
Hp	Network Node Manager	7.5.1
Hp	Network Node Manager	7.5.3

References

Timeline

Published: Mar 25, 2009
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-0921?

How severe is CVE-2009-0921?

Severity scoring for CVE-2009-0921 is pending analysis. The EPSS model estimates a 13.24% probability of exploitation in the next 30 days.

How do I fix CVE-2009-0921?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2009-0921?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST