Internet Storm Center Tech Corner
Microsoft Patches
https://isc.sans.edu/forums/diary/Microsoft+December+2021+Patch+Tuesday/28132/
Log4j Updates
Log4j Scanner
https://github.com/dtact/divd-2021-00038--log4j-scanner
Log4j Updates
https://github.com/cisagov/log4j-affected-db
https://wiki.scn.sap.com/wiki/display/PSR/SAP+Security+Patch+Day+-+December+2021
https://twitter.com/sans_isc/status/1471611522694717445
Undetected Powershell Backdoor
https://isc.sans.edu/forums/diary/Simple+but+Undetected+PowerShell+Backdoor/28138/
How the "Contact Forms" Campaign Tricks People
https://isc.sans.edu/forums/diary/How+the+Contact+Forms+campaign+tricks+people/28142/
Bluetooth Used to Extract WiFi Secrets
https://arxiv.org/pdf/2112.05719.pdf
Webkit Bug Exploitable in PS4
https://arstechnica.com/gaming/2021/12/new-ps4-homebrew-exploit-points-to-similar-ps5-hacks-to-come/
Lenovo Privilege Escalation Vulnerability
https://support.lenovo.com/cy/en/product_security/len-75210
Apple Updates
https://support.apple.com/en-us/HT201222
Adobe Security Updates
https://helpx.adobe.com/security.html
Remote Deserialization Bug in Microsoft RDP Client Through Smart Card Extension
https://thalium.github.io/blog/posts/deserialization-bug-through-rdp-smart-card-extension/