With this vulnerability an attacker can read many sensitive files like configuration files, or the /proc/self/environ file, that contains the environment variable used by the web server that includes database credentials. If the web server user is root, an attacker will be able to read any file in the system.
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
Link | Tags |
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https://huntr.dev/bounties/5dff7cf9-8bb2-4f67-a02d-b94db5009d70 | issue tracking patch exploit third party advisory |
https://github.com/plankanban/planka/commit/ac1df5201dfdaf68d37f7e1b272bc137870d7418 | third party advisory patch |