Hackers Use “SUBMARINE” Backdoor in Barracuda Email Security Gateway Attacks
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) recently revealed critical details regarding a sophisticated backdoor malicious software identified as SUBMARINE. This malware has reportedly been employed by threat actors in connection with an exploit targeting Barracuda Email Security Gateway (ESG) appliances, which has raised alarms within the cybersecurity landscape.…