How severe is CVE-2014-3873?

CVE-2014-3873 has a CVSS 2.0 base score of 2.1, rated low severity.

Is CVE-2014-3873 being actively exploited?

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

What products are affected by CVE-2014-3873?

CVE-2014-3873 primarily affects Freebsd. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-3873?

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

When was CVE-2014-3873 published?

CVE-2014-3873 was published on 2014-06-10 and last updated on 2026-06-17.

CVE-2014-3873

CVE-2014-3873 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. The underlying weakness is classified as CWE-20.

Key facts

Severity: Low (CVSS 2.0 base score 2.1)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Freebsd
Published: 2014-06-10
Last modified: 2026-06-17

Description

The ktrace utility in the FreeBSD kernel 8.4 before p11, 9.1 before p14, 9.2 before p7, and 9.3-BETA1 before p1 uses an incorrect page fault kernel trace entry size, which allows local users to obtain sensitive information from kernel memory via a kernel process trace.

Frequently asked questions

What is CVE-2014-3873?: The ktrace utility in the FreeBSD kernel 8.4 before p11, 9.1 before p14, 9.2 before p7, and 9.3-BETA1 before p1 uses an incorrect page fault kernel trace entry size, which allows local users to obtain sensitive information from kernel memory via a kernel process trace.
How severe is CVE-2014-3873?: CVE-2014-3873 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-2014-3873 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-3873?: CVE-2014-3873 primarily affects Freebsd. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-3873?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-3873 published?: CVE-2014-3873 was published on 2014-06-10 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:o:freebsd:freebsd:8.4:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:9.1:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:9.2:-:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:9.3:beta1:*:*:*:*:*:*

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