An arbitrary file upload vulnerability has been found in NEC EXPRESSCLUSTER X. WebManager (clpwebmc.exe) is a webserver tasked with providing remote administrative access, it is configured to utilize port 29003 by default. This vulnerability occurs due to lack of input validation when supplying “UploadFile.js”. An attacker is able to transmit binary data resulting in eventual remote code execution in the context of SYSTEM.
- Exodus Intelligence: EIP-d8554689
- MITRE CVE: CVE-2021-20705
- CVSSv2 Score: 10.0
- Exodus Intelligence
- Disclosed to affected vendor: February 25th, 2021
- Disclosed to public: October 29th, 2021
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