CVE-2026-58127

PACSgear MediaWriter 5.2.1 exposes a .NET Remoting TCP service on port 9000 (PacsgearMediaServerEngine.dll) with ObjectURIs RemoteObj and UIRemoteObj and no authentication. An unauthenticated attacker can exploit MarshalByRefObject unmarshalling and implement .NET WebClient methods to read/write ...

CVE-2026-58127 PACSgear MediaWriter 5.2.1 Unauthenticated RCE via .NET Remoting TCP Service

PACSgear MediaWriter 5.2.1 exposes a .NET Remoting TCP service on port 9000 via PacsgearMediaServerEngine.dll, registered with ObjectURIs RemoteObj and UIRemoteObj, without any authentication requirement. By exploiting the MarshalByRefObject object unmarshalling technique and implementing .NET...

PT-2026-54909

Name of the Vulnerable Software and Affected Versions PACSgear MediaWriter version 5.2.1 Description An unauthenticated remote attacker can read and write arbitrary files on the host filesystem by exploiting a .NET Remoting TCP service exposed on port 9000 via PacsgearMediaServerEngine.dll. This ...