How severe is CVE-1999-1314?

CVE-1999-1314 has a CVSS 2.0 base score of 2.1, rated low severity.

Is CVE-1999-1314 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-1314?

CVE-1999-1314 primarily affects Freebsd. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-1999-1314?

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

When was CVE-1999-1314 published?

CVE-1999-1314 was published on 1996-05-17 and last updated on 2026-06-16.

CVE-1999-1314

CVE-1999-1314 is a low-severity vulnerability in Freebsd 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% (25th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Freebsd
Published: 1996-05-17
Last modified: 2026-06-16

Description

Vulnerability in union file system in FreeBSD 2.2 and earlier, and possibly other operating systems, allows local users to cause a denial of service (system reload) via a series of certain mount_union commands.

Frequently asked questions

What is CVE-1999-1314?: Vulnerability in union file system in FreeBSD 2.2 and earlier, and possibly other operating systems, allows local users to cause a denial of service (system reload) via a series of certain mount_union commands.
How severe is CVE-1999-1314?: CVE-1999-1314 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-1999-1314 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1314?: CVE-1999-1314 primarily affects Freebsd. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-1314?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-1314 published?: CVE-1999-1314 was published on 1996-05-17 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:2.0:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:2.0.5:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:2.1:stable:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:2.1.0:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:2.2:current:*:*:*:*:*:*

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