Chinese hackers exploit Cisco email gateway zero

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Chinese Hackers Exploit Cisco Email Security Vulnerability Chinese hackers have targeted Cisco's Secure Email Gateway and Secure Email and Web Manager appliances by exploiting an unpatched zero-day vulnerability. The threat group UAT-9686 has utilized custom-built hacking tools to maintain persistent access to the compromised systems. 2 sources 24