How severe is CVE-2014-1381?

CVE-2014-1381 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2014-1381 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-1381?

CVE-2014-1381 primarily affects Apple Mac Os X. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-1381?

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-2014-1381 published?

CVE-2014-1381 was published on 2014-07-01 and last updated on 2026-06-17.

CVE-2014-1381

CVE-2014-1381 is a critical-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 10.0. 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: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Apple Mac Os X
Published: 2014-07-01
Last modified: 2026-06-17

Description

Thunderbolt in Apple OS X before 10.9.4 does not properly restrict IOThunderBoltController API calls, which allows attackers to execute arbitrary code or cause a denial of service (out-of-bounds memory access and application crash) via a crafted call.

Frequently asked questions

What is CVE-2014-1381?: Thunderbolt in Apple OS X before 10.9.4 does not properly restrict IOThunderBoltController API calls, which allows attackers to execute arbitrary code or cause a denial of service (out-of-bounds memory access and application crash) via a crafted call.
How severe is CVE-2014-1381?: CVE-2014-1381 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2014-1381 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-1381?: CVE-2014-1381 primarily affects Apple Mac Os X. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-1381?: 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-2014-1381 published?: CVE-2014-1381 was published on 2014-07-01 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:o:apple:mac_os_x:10.9:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.9.1:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.9.2:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.9.3:*:*:*:*:*:*:*

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