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Microsoft Office April security updates fix critical RCE bugs

Microsoft released the April 2020 Office security updates on April 14, 2020, with a total of 55 security updates and 5 cumulative updates for 7 different products, and patching 5 critical bugs allowing attackers to run scripts as the current user and remotely execute arbitrary code on unpatched systems. [...]

https://www.bleepingcomputer.com/news/security/microsoft-office-april-security-updates-fix-critical-rce-bugs/
Exploit for Zoom Windows zero-day being sold for $500,000

An exploit for a zero-day remote code execution vulnerability affecting the Zoom Windows client is currently being sold for $500,000, together with one designed to abused a bug in the video conferencing platform's macOS client. [...]

https://www.bleepingcomputer.com/news/security/exploit-for-zoom-windows-zero-day-being-sold-for-500-000/
Hackers steal WiFi passwords using upgraded Agent Tesla malware

Some new variants of the Agent Tesla info-stealer malware now come with a dedicated module for stealing WiFi passwords from infected devices, credentials that might be used in future attacks to spread to and compromise other systems on the same wireless network. [...]

https://www.bleepingcomputer.com/news/security/hackers-steal-wifi-passwords-using-upgraded-agent-tesla-malware/
Microsoft: Trickbot in hundreds of unique COVID-19 lures per week

TrickBot is, at the moment, the malware showing up in the highest number of unique COVID-19 related malicious emails and attachments delivered to potential victims' inboxes based on Microsoft's Office 365 Advanced Threat Protection (ATP) data. [...]

https://www.bleepingcomputer.com/news/security/microsoft-trickbot-in-hundreds-of-unique-covid-19-lures-per-week/
US govt: Hacker used stolen AD credentials to ransom hospitals

Hackers have deployed ransomware on the systems of U.S. hospitals and government entities using Active Directory credentials stolen months after exploiting a known remote code execution (RCE) vulnerability in their Pulse Secure VPN servers. [...]

https://www.bleepingcomputer.com/news/security/us-govt-hacker-used-stolen-ad-credentials-to-ransom-hospitals/