How severe is CVE-2014-3879?

CVE-2014-3879 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2014-3879 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-3879?

CVE-2014-3879 affects Freebsd. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-3879?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2014-3879 published?

CVE-2014-3879 was published on 2020-02-18 and last updated on 2026-06-17.

CVE-2014-3879

CVE-2014-3879 is a critical-severity vulnerability in Freebsd with a CVSS 3.x base score of 9.8. 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-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Freebsd
Published: 2020-02-18
Last modified: 2026-06-17

Description

OpenPAM Nummularia 9.2 through 10.0 does not properly handle the error reported when an include directive refers to a policy that does not exist, which causes the loaded policy chain to no be discarded and allows context-dependent attackers to bypass authentication via a login (1) without a password or (2) with an incorrect password.

Frequently asked questions

What is CVE-2014-3879?: OpenPAM Nummularia 9.2 through 10.0 does not properly handle the error reported when an include directive refers to a policy that does not exist, which causes the loaded policy chain to no be discarded and allows context-dependent attackers to bypass authentication via a login (1) without a password or (2) with an incorrect password.
How severe is CVE-2014-3879?: CVE-2014-3879 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2014-3879 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-3879?: CVE-2014-3879 affects Freebsd. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-3879?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2014-3879 published?: CVE-2014-3879 was published on 2020-02-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*

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