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Defending Against Misconfigured MFA & PrintNightmare Vulnerabilities

eSecurity Planet

By using a misconfigured Cisco Duo MFA implementation to force enrollment of a new device, the hackers were then able to use the “PrintNightmare” Windows Print Spooler vulnerability ( CVE-2021-34527 and CVE-2021-36958 ) to obtain administrator privileges. Require all accounts with password logins (e.g.,

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Feds Warn About Critical Infrastructure Ransomware Attacks, Vulnerabilities

eSecurity Planet

The agencies offered some sound cybersecurity advice for BlackByte that applies pretty generally: Conduct regular backups and store them as air-gapped, password-protected copies offline. Update and patch operating systems, software, and firmware as soon as updates and patches are released. How to Use the CISA Catalog.

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Advanced threat predictions for 2023

SecureList

In both cases, we described new UEFI firmware bootkits that managed to propagate malicious components from the deepest layers of the machine up to Windows’ user-land. In line with our predictions, we released two blog posts in 2022 introducing sophisticated low-level bootkits. The next WannaCry.

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