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Barracuda thought it drove 0-day hackers out of customers’ networks. It was wrong.

Arstechnica · 1y

In a significant cybersecurity incident, state-sponsored hackers from China, tracked as UNC4841, exploited a critical vulnerability in Barracuda's Email Security Gateway to gain backdoor access to sensitive organizations' networks. After Barracuda deployed a patch in May, the hackers countered with a sophisticated move, deploying never-before-seen malware called DepthCharge to ensure that newly deployed appliances would reinfect themselves. The well-orchestrated counterattacks highlight the financial resources and sophistication of the hackers. Mandiant researchers noted that a limited number of previously impacted victims remain at risk due to this campaign, emphasizing the importance of proactive cybersecurity measures. Read the full blog on source article from "View Source" button below-