Apple has published a security advisory, highlighting a vulnerability in the following products on December 13th, 2021. It is recommended that you take the necessary precaution by ensuring your products are always updated.
macOS Monterey version prior to 12.14.2021
macOS Big Sur versions prior to 11.6.2
macOS Catalina versions prior to Security Update 2021-008
iOS versions prior to 15.2
iPadOS versions prior to 15.2
For more information on these updates, you can follow these URLs:
https://support.apple.com/en-us/HT212976
https://support.apple.com/en-us/HT212978
https://support.apple.com/en-us/HT212979
https://support.apple.com/en-us/HT212981
The Guyana National CIRT recommends that users and administrators review these updates and apply them where necessary.
PDF Download: Apple Security Advisory.pdf
References
Apple security advisory (13th December 2021). Retrieve from Apple.
https://support.apple.com/en-us/HT201222
Apple security advisory (14th December 2021). Retrieved from Cybersecurity & Infrastructure Security Agency.
Apple security advisory (14th December 2021). Retrieved from Canadian Centre for Cyber Security.
https://www.cyber.gc.ca/en/alerts/apple-security-advisory-47
Apple security advisory (14th December 2021). Retrieved from Centre for Internet Security.