How severe is CVE-2023-42859?

CVE-2023-42859 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 high, and availability none.

Is CVE-2023-42859 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-42859?

CVE-2023-42859 primarily affects Apple Macos. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-42859?

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

Does CVE-2023-42859 have an EU (EUVD) identifier?

Yes. CVE-2023-42859 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-47280.

When was CVE-2023-42859 published?

CVE-2023-42859 was published on 2024-02-21 and last updated on 2026-06-17.

CVE-2023-42859

CVE-2023-42859 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. The underlying weakness is classified as CWE-284.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-47280
Weakness: CWE-284
Affected product: Apple Macos
Published: 2024-02-21
Last modified: 2026-06-17

Description

The issue was addressed with improved checks. 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 modify protected parts of the file system.

Frequently asked questions

What is CVE-2023-42859?: The issue was addressed with improved checks. 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 modify protected parts of the file system.
How severe is CVE-2023-42859?: CVE-2023-42859 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 high, and availability none.
Is CVE-2023-42859 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-42859?: CVE-2023-42859 primarily affects Apple Macos. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-42859?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-42859 have an EU (EUVD) identifier?: Yes. CVE-2023-42859 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-47280.
When was CVE-2023-42859 published?: CVE-2023-42859 was published on 2024-02-21 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:14.0:*:*:*:*:*:*:*

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