Fortra (formerly, HelpSystems) GoAnywhere MFT suffers from a pre-authentication command injection vulnerability in the License Response Servlet due to deserializing an arbitrary attacker-controlled object. This issue was patched in version 7.1.2.CreditsBrian Krebs of Krebs on SecurityRon Bowes of Rapid7Caitlin Condon of Rapid7Fryco of Frycos SecurityReferenceshttps://my.goanywhere.com/webclient/ViewSecurityAdvisories.xhtml#zerodayfeb1https://infosec.exchange/@briankrebs/109795710941843934https://www.rapid7.com/blog/post/2023/02/03/exploitation-of-goanywhere-mft-zero-day-vulnerability/https://attackerkb.com/topics/mg883Nbeva/cve-2023-0669/rapid7-analysishttps://github.com/rapid7/metasploit-framework/pull/17607https://duo.com/decipher/fortra-patches-actively-exploited-zero-day-in-goanywhere-mfthttps://frycos.github.io/vulns4free/2023/02/06/goanywhere-forgotten.htmlhttp://packetstormsecurity.com/files/171789/Goanywhere-Encryption-Helper-7.1.1-Remote-Code-Execution.html