A vulnerability was found in ZhongBangKeJi CRMEB 5.2.2. It has been classified as problematic. This affects the function openfile of the file /adminapi/system/file/openfile. The manipulation leads to absolute path traversal. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-254391. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize absolute path sequences such as “/abs/path” that can resolve to a location that is outside of that directory.