How severe is CVE-2022-42834?

CVE-2022-42834 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2022-42834 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-42834?

CVE-2022-42834 affects Apple Macos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-42834?

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

When was CVE-2022-42834 published?

CVE-2022-42834 was published on 2023-06-23 and last updated on 2026-06-17.

CVE-2022-42834

CVE-2022-42834 is a low-severity vulnerability in Apple Macos with a CVSS 3.x base score of 3.3. 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-552.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-552
Affected product: Apple Macos
Published: 2023-06-23
Last modified: 2026-06-17

Description

An access issue was addressed with improved access restrictions. This issue is fixed in macOS Monterey 12.6.3, macOS Ventura 13, macOS Big Sur 11.7.3. An app may be able to access mail folder attachments through a temporary directory used during compression

Frequently asked questions

What is CVE-2022-42834?: An access issue was addressed with improved access restrictions. This issue is fixed in macOS Monterey 12.6.3, macOS Ventura 13, macOS Big Sur 11.7.3. An app may be able to access mail folder attachments through a temporary directory used during compression
How severe is CVE-2022-42834?: CVE-2022-42834 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2022-42834 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-42834?: CVE-2022-42834 affects Apple Macos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-42834?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-42834 published?: CVE-2022-42834 was published on 2023-06-23 and last updated on 2026-06-17.

References

Affected products (1)

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

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