Microsoft has released emergency out-of-band security updates to fix multiple Critical vulnerabilities impacting Microsoft Exchange Server 2013, 2016 and 2019, collectively known as “ProxyLogon.” The tech giant also published interim mitigations if organizations can not patch immediately, as well as an IOC detection tool.
Microsoft has released the November 2020 Security updates that includes patches for 112 vulnerabilities, 17 of them rated Critical. In addition, the tech giant fixed a zero-day Windows kernel vulnerability CVE-2020-17087 with known public exploits.
Microsoft has released the October 2020 Security updates that includes patches for 87 vulnerabilities, 11 of them rated Critical. The update also includes a patch for a Critical “Bad Neighbor” vulnerability and two out-of-band patches.
Microsoft has released the September 2020 Security updates that includes patches for 129 vulnerabilities, 24 of them rated Critical. Adobe also released updates for Experience Manager, Framemaker and InDesign.
Microsoft issued the February 2020 Security Updates that include 101 unique vulnerability fixes, 13 of those rated critical. The update also includes a patch for an IE zero-day scripting engine vulnerability CVE-2020-0674 disclosed in January.
Microsoft issued the June 2019 Security Updates that include 88 unique vulnerability fixes, 21 rated critical. Additional guidance was also published to mitigate Adobe vulnerabilities.
Microsoft issued the April 2019 Security Updates that include 74 unique vulnerability fixes, 16 of them rated critical and two zero-days that were being actively exploited.