How severe is CVE-1999-1239?

CVE-1999-1239 has a CVSS 2.0 base score of 4.6, rated medium severity.

Is CVE-1999-1239 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-1239?

CVE-1999-1239 affects Hp Hp-ux. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-1999-1239?

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

When was CVE-1999-1239 published?

CVE-1999-1239 was published on 1994-07-13 and last updated on 2026-06-16.

CVE-1999-1239

CVE-1999-1239 is a medium-severity vulnerability in Hp Hp-ux with a CVSS 2.0 base score of 4.6. 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 4.6)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Hp Hp-ux
Published: 1994-07-13
Last modified: 2026-06-16

Description

HP-UX 9.x does not properly enable the Xauthority mechanism in certain conditions, which could allow local users to access the X display even when they have not explicitly been authorized to do so.

Frequently asked questions

What is CVE-1999-1239?: HP-UX 9.x does not properly enable the Xauthority mechanism in certain conditions, which could allow local users to access the X display even when they have not explicitly been authorized to do so.
How severe is CVE-1999-1239?: CVE-1999-1239 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-1999-1239 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1239?: CVE-1999-1239 affects Hp Hp-ux. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-1239?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-1239 published?: CVE-1999-1239 was published on 1994-07-13 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:hp:hp-ux:9:*:*:*:*:*:*:*

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