Network Security News Summary for Thursday November 4th, 2021

Patch Gitlab; More Exchange Action; Blackmatter Shutting Down Again; Android 0-Day Patched Gitlab CVE-2021-22205 Exploited (and often not patched) https://www.rapid7.com/blog/post/2021/11/01/gitlab-unauthenticated-remote-code-execution-cve-2021-22205-exploited-in-the-wild/ New Proxy Shell Exploits Seen Against Exchange https://blog.talosintelligence.com/2021/11/babuk-exploits-exchange.html Blackmatter Shutting Down Again https://www.bleepingcomputer.com/news/security/blackmatter-ransomware-moves-victims-to-lockbit-after-shutdown/ Android 0-Day Patched https://source.android.com/security/bulletin/2021-11-01 keywords: Android; 0day; blackmatter; ransomware; proxy shell; exchange; gitlab