In an attack recently investigated by Sophos, an unknown threat actor exploited an ancient-in-internet-years vulnerability in an 11-year-old installation of Adobe ColdFusion 9 to take control of the ColdFusion server remotely, then to execute ransomware known as Cring on the server, and against other machines on the target’s network.
While several other machines were “bricked” by the ransomware, the server hosting ColdFusion was partially recoverable, and Sophos was able to pull evidence in the form of logs and files from the machine.
The server running ColdFusion was running the Windows Server 2008 operating system, which Microsoft end-of-lifed in January, 2020. Adobe declared end-of-life for ColdFusion 9 in 2016. As a result, neither the operating system nor the ColdFusion…
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