How severe is CVE-1999-1251?

CVE-1999-1251 has a CVSS 2.0 base score of 2.1, rated low severity.

Is CVE-1999-1251 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-1251?

CVE-1999-1251 primarily affects Hp Hp-ux. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-1999-1251?

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

When was CVE-1999-1251 published?

CVE-1999-1251 was published on 1996-12-24 and last updated on 2026-06-16.

CVE-1999-1251

CVE-1999-1251 is a low-severity vulnerability in Hp Hp-ux with a CVSS 2.0 base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Low (CVSS 2.0 base score 2.1)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Hp Hp-ux
Published: 1996-12-24
Last modified: 2026-06-16

Description

Vulnerability in direct audio user space code on HP-UX 10.20 and 10.10 allows local users to cause a denial of service.

Frequently asked questions

What is CVE-1999-1251?: Vulnerability in direct audio user space code on HP-UX 10.20 and 10.10 allows local users to cause a denial of service.
How severe is CVE-1999-1251?: CVE-1999-1251 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-1999-1251 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1251?: CVE-1999-1251 primarily affects Hp Hp-ux. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-1251?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-1251 published?: CVE-1999-1251 was published on 1996-12-24 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:o:hp:hp-ux:10.10:*:*:*:*:*:*:*
cpe:2.3:o:hp:hp-ux:10.20:*:*:*:*:*:*:*

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