Cryptographic issues in macOS - CVE-2023-40440
Published: September 11, 2023
Vulnerability identifier: #VU80605
CSH Severity: Low
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-40440
CWE-ID: CWE-310
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a state error within the Mail subsystem. The S/MIME encrypted email messages can be inadvertently sent unencrypted.
Affected software
macOS
How to mitigate CVE-2023-40440
Install updates from vendor's website.
macOS - addressed in versions 12.6.8 21G725, 13.5 22G74