CISA Warns of Ongoing Attacks by Chinese Hacking Groups Targeting F5, Citrix, Pulse Secure, and MS Exchange Flaws

HIPAA Journal

Steve Alder

The Department of Homeland Security Cybersecurity and Infrastructure Security Agency (CISA) has issued a security advisory warning hackers affiliated with China’s Ministry of State Security (MSS) are conducting targeted cyberattacks on U.S. government agencies and private sector companies.

The attacks have been ongoing for more than a year and often target vulnerabilities in popular networking devices such as Citrix and Pulse Secure VPN appliances, F5 Big-IP load balancers, and Microsoft Exchange email servers. The hacking groups use publicly available information and open source exploit tools in the attacks such as China Chopper, Mimikatz, and Cobalt Strike. The hacking groups, which have varying levels of skill, attempt to gain access to federal computer networks and sensitive corporate data and several attacks have been successful.

The software vulnerabilities exploited by the hackers are...

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