How severe is CVE-2009-1421?

CVE-2009-1421 has a CVSS 2.0 base score of 4.9, rated medium severity.

Is CVE-2009-1421 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-1421?

CVE-2009-1421 primarily affects Hp Oncplus. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-1421?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2009-1421 published?

CVE-2009-1421 was published on 2009-07-02 and last updated on 2026-06-16.

CVE-2009-1421

CVE-2009-1421 is a medium-severity vulnerability in Hp Oncplus with a CVSS 2.0 base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 4.9)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Hp Oncplus
Published: 2009-07-02
Last modified: 2026-06-16

Description

Unspecified vulnerability in NFS / ONCplus B.11.31_06 and B.11.31_07 on HP HP-UX B.11.31 allows local users to cause a denial of service via unknown attack vectors.

Frequently asked questions

What is CVE-2009-1421?: Unspecified vulnerability in NFS / ONCplus B.11.31_06 and B.11.31_07 on HP HP-UX B.11.31 allows local users to cause a denial of service via unknown attack vectors.
How severe is CVE-2009-1421?: CVE-2009-1421 has a CVSS 2.0 base score of 4.9, rated medium severity.
Is CVE-2009-1421 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-1421?: CVE-2009-1421 primarily affects Hp Oncplus. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-1421?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-1421 published?: CVE-2009-1421 was published on 2009-07-02 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:hp:oncplus:b.11.31_06:*:*:*:*:*:*:*
cpe:2.3:a:hp:oncplus:b.11.31_07:*:*:*:*:*:*:*

More vulnerabilities in Hp Oncplus

CVE-2008-3543 — High (CVSS 7.8): Unspecified vulnerability in NFS / ONCplus B.11.31_04 and earlier on HP-UX B.11.31 allows remote attackers to cause a…
CVE-2009-0206 — Medium (CVSS 4.9): Unspecified vulnerability in NFS in HP ONCplus B.11.31.05 and earlier for HP-UX B.11.31 allows local users to cause a…

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