How severe is CVE-2023-42854?

CVE-2023-42854 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-42854 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-42854?

CVE-2023-42854 affects Apple Macos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-42854?

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

When was CVE-2023-42854 published?

CVE-2023-42854 was published on 2023-10-25 and last updated on 2026-06-17.

CVE-2023-42854

CVE-2023-42854 is a medium-severity vulnerability in Apple Macos with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Apple Macos
Published: 2023-10-25
Last modified: 2026-06-17

Description

This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Sonoma 14.1, macOS Monterey 12.7.1, macOS Ventura 13.6.1. An app may be able to cause a denial-of-service to Endpoint Security clients.

Frequently asked questions

What is CVE-2023-42854?: This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Sonoma 14.1, macOS Monterey 12.7.1, macOS Ventura 13.6.1. An app may be able to cause a denial-of-service to Endpoint Security clients.
How severe is CVE-2023-42854?: CVE-2023-42854 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-42854 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-42854?: CVE-2023-42854 affects Apple Macos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-42854?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-42854 published?: CVE-2023-42854 was published on 2023-10-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

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