Researchers Identify Multiple China Hacker Groups Exploiting Ivanti Security Flaws

Multiple China-nexus threat actors have been linked to the zero-day exploitation of three security flaws impacting Ivanti appliances (CVE-2023-46805, CVE-2024-21887, and CVE-2024-21893). The clusters are being tracked by Mandiant under the monikers UNC5221, UNC5266, UNC5291, UNC5325, UNC5330, and UNC5337. Another group linked to the exploitation spree is UNC3886. The Google Cloud