CVE-2023-40398

HIGHCVSS 8.8/10EPSS 0.19%

Last modified

CVE-2023-40398 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.6.4, macOS Big Sur 11.7.5, macOS Ventura 13.3, iOS 16.4 and iPadOS 16.4. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.6.4, macOS Big Sur 11.7.5, macOS Ventura 13.3, iOS 16.4 and iPadOS 16.4. A sandboxed process may be able to circumvent sandbox restrictions.

Metrics

CVSS 3.1
8.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS Probability
0.19%

9.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
AppleIpados< 16.4
AppleIphone Os< 16.4
AppleMacos< 11.7.5
AppleMacos>= 12.0, < 12.6.4
AppleMacos>= 13.0, < 13.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-40398?
This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.6.4, macOS Big Sur 11.7.5, macOS Ventura 13.3, iOS 16.4 and iPadOS 16.4. A sandboxed process may be able to circumvent sandbox restrictions.
How severe is CVE-2023-40398?
CVE-2023-40398 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.
How do I fix CVE-2023-40398?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-40398?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST