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Researchers have observed China's UNC4841 dropping the backdoor on Barracuda's email security appliances, in a spiraling cyber-espionage campaign.
The U.S. Cybersecurity & Infrastructure Security Agency (CISA) has discovered a new backdoor malware named 'Whirlpool' used in attacks on compromised Barracuda Email Security Gateway (ESG) devices. [...]
A China-nexus cyber espionage campaign rages on with the fourth backdoor to surface in the wild that takes advantage of the CVE-2023-2868 zero-day security bug — with severe threat of lateral movement, CISA warns.
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday disclosed details of a "novel persistent backdoor" called SUBMARINE deployed by threat actors in connection with the hack on Barracuda Email Security Gateway (ESG) appliances
CISA says new malware known as Submarine was used to backdoor Barracuda ESG (Email Security Gateway) appliances by exploiting a now-patched zero-day bug. [...]