How severe is CVE-2014-4394?

CVE-2014-4394 has a CVSS 2.0 base score of 6.9, rated medium severity.

Is CVE-2014-4394 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-4394?

CVE-2014-4394 primarily affects Apple Mac Os X. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-4394?

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

When was CVE-2014-4394 published?

CVE-2014-4394 was published on 2014-09-19 and last updated on 2026-06-17.

CVE-2014-4394

CVE-2014-4394 is a medium-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 6.9. 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: Medium (CVSS 2.0 base score 6.9)
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Apple Mac Os X
Published: 2014-09-19
Last modified: 2026-06-17

Description

An unspecified integrated graphics driver routine in the Intel Graphics Driver subsystem in Apple OS X before 10.9.5 does not properly validate calls, which allows attackers to execute arbitrary code in a privileged context via a crafted application, a different vulnerability than CVE-2014-4395, CVE-2014-4396, CVE-2014-4397, CVE-2014-4398, CVE-2014-4399, CVE-2014-4400, CVE-2014-4401, and CVE-2014-4416.

Frequently asked questions

What is CVE-2014-4394?: An unspecified integrated graphics driver routine in the Intel Graphics Driver subsystem in Apple OS X before 10.9.5 does not properly validate calls, which allows attackers to execute arbitrary code in a privileged context via a crafted application, a different vulnerability than CVE-2014-4395, CVE-2014-4396, CVE-2014-4397, CVE-2014-4398, CVE-2014-4399, CVE-2014-4400, CVE-2014-4401, and CVE-2014-4416.
How severe is CVE-2014-4394?: CVE-2014-4394 has a CVSS 2.0 base score of 6.9, rated medium severity.
Is CVE-2014-4394 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-4394?: CVE-2014-4394 primarily affects Apple Mac Os X. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-4394?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-4394 published?: CVE-2014-4394 was published on 2014-09-19 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:o:apple:mac_os_x:10.8.5:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.9.4:*:*:*:*:*:*:*

More vulnerabilities in Apple Mac Os X

CVE-2018-4310 — Critical (CVSS 10.0): An access issue was addressed with additional sandbox restrictions. This issue affected versions prior to iOS 12, macOS…
CVE-2019-6235 — Critical (CVSS 10.0): A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 12.1.3, macOS Mojave…
CVE-2018-4229 — Critical (CVSS 10.0): An issue was discovered in certain Apple products. macOS before 10.13.5 is affected. The issue involves the "Grand…
CVE-2018-4091 — Critical (CVSS 10.0): An issue was discovered in certain Apple products. macOS before 10.13.3 is affected. The issue involves the "Sandbox"…
CVE-2015-8659 — Critical (CVSS 10.0): The idle stream handling in nghttp2 before 1.6.0 allows attackers to have unspecified impact via unknown vectors, aka a…
CVE-2015-7071 — Critical (CVSS 10.0): The File Bookmark component in Apple OS X before 10.11.2 allows attackers to bypass a sandbox protection mechanism for…

All CVEs affecting Apple Mac Os X →

Other CWE-20 (Improper Input Validation) vulnerabilities

CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →