How severe is CVE-2014-8838?

CVE-2014-8838 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2014-8838 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-8838?

CVE-2014-8838 affects Apple Mac Os X. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-8838?

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

When was CVE-2014-8838 published?

CVE-2014-8838 was published on 2015-01-30 and last updated on 2026-06-17.

CVE-2014-8838

CVE-2014-8838 is a medium-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 4.3. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Apple Mac Os X
Published: 2015-01-30
Last modified: 2026-06-17

Description

The Security component in Apple OS X before 10.10.2 does not properly process cached information about app certificates, which allows attackers to bypass the Gatekeeper protection mechanism by leveraging access to a revoked Developer ID certificate for signing a crafted app.

Frequently asked questions

What is CVE-2014-8838?: The Security component in Apple OS X before 10.10.2 does not properly process cached information about app certificates, which allows attackers to bypass the Gatekeeper protection mechanism by leveraging access to a revoked Developer ID certificate for signing a crafted app.
How severe is CVE-2014-8838?: CVE-2014-8838 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2014-8838 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-8838?: CVE-2014-8838 affects Apple Mac Os X. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-8838?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-8838 published?: CVE-2014-8838 was published on 2015-01-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

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