CVE-2023-40440
HIGH | Platform: macOS | Changelog
CVE Details
Description
This issue was addressed with improved state management of S/MIME encrypted emails. This issue is fixed in macOS Monterey 12.6.8. A S/MIME encrypted email may be inadvertently sent unencrypted.
CVSS 3.1 Score
| Metric | Value |
|---|---|
| Base Score | 7.5 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
References
- Apple Security Advisory
- NVD Entry
- https://blog.aegrel.ee/apple-mail-smime.html
- https://support.apple.com/en-us/HT213844 (Release Notes, Vendor Advisory)