GHSA-hf7j-xj3w-87g4

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GHSA-hf7j-xj3w-87g4

Summary: 1Panel arbitrary file write vulnerability

Details: # Summary An arbitrary file write vulnerability could lead to direct control of the server # Details ## Arbitrary file creation In the api/v1/file.go file, there is a function called SaveContentthat,It recieves JSON data sent by users in the form of a POST request. And the lack of parameter filtering allows for arbitrary file write operations.It looks like this: - Vulnerable Code  # PoC - We can write the SSH public key into the /etc/.root/authorized_keys configuration file on the server.  - The server was successfully written to the public key  - Successfully connected to the target server using an SSH private key.   As a result, the server is directly controlled, causing serious **harm** # Impact 1Panel v1.4.3

References: https://github.com/1Panel-dev/1Panel/security/advisories/GHSA-hf7j-xj3w-87g4, https://nvd.nist.gov/vuln/detail/CVE-2023-39966, https://github.com/1Panel-dev/1Panel, https://github.com/1Panel-dev/1Panel/releases/tag/v1.5.0