{"uuid": "825caa2b-7a3d-47d1-86a1-8d8e0da84e48", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-34523", "type": "exploited", "source": "https://t.me/BleepingComputer/11058", "content": "Microsoft Exchange servers hacked to deploy BlackByte ransomware\n\nBlackByte ransomware actors were observed exploiting the ProxyShell set of vulnerabilities (CVE-2021-34473, CVE-2021-34523, CVE-2021-31207) to compromise Microsoft Exchange servers. [...]\n\nhttps://www.bleepingcomputer.com/news/security/microsoft-exchange-servers-hacked-to-deploy-blackbyte-ransomware/", "creation_timestamp": "2021-12-03T16:36:50.000000Z"}