Out-of-bounds Read in Apple macOS

CVE-2023-27945

This issue was addressed with improved entitlements. This issue is fixed in Xcode 14.3, macOS Big Sur 11.7.7, macOS Monterey 12.6.6. A sandboxed app may be able to collect system logs.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (15.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-27945?
CVE-2023-27945 is a medium-severity vulnerability in Apple macOS, classified under Out-of-bounds Read. CVSS score: 6.3/10. Published 2023-05-08.
How severe is CVE-2023-27945?
Medium severity. CVSS v3 base score is 6.3 out of 10.