Vulnerabilities > CVE-2023-40440 - Unspecified vulnerability in Apple Macos

CVSS 7.5 - HIGH

Attack vector

NETWORK

Attack complexity

LOW

Privileges required

NONE

Confidentiality impact

HIGH

Integrity impact

NONE

Availability impact

NONE

network

low complexity

apple

NVD

Published: 2023-09-12

Updated: 2024-01-30

Summary

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.

Vulnerable Configurations

Part	Description	Count
OS	Apple Apple Macos 12.0.0 Apple Macos 12.0.1 Apple Macos 12.1 Apple Macos 12.2 Apple Macos 12.2.1 Apple Macos 12.3 Apple Macos 12.4 Apple Macos 12.5 Apple Macos 12.5.1 Apple Macos 12.6 Apple Macos 12.6.1 Apple Macos 12.6.2 Apple Macos 12.6.3 Apple Macos 12.6.4 Apple Macos 12.6.5 Apple Macos 12.6.6 Apple Macos 12.6.7	17

References

https://support.apple.com/en-us/HT213844
https://blog.aegrel.ee/apple-mail-smime.html