connector.minimal.php in std42 elFinder through 2.1.60 is affected by path traversal. This allows unauthenticated remote attackers to read, write, and browse files outside the configured document root. This is due to improper handling of absolute file paths.
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://www.synacktiv.com/publications.html | product |
https://github.com/Studio-42/elFinder/commit/3b758495538a448ac8830ee3559e7fb2c260c6db | third party advisory patch |
https://www.synacktiv.com/publications/elfinder-the-story-of-a-repwning.html | third party advisory exploit technical description |