qrcp through 0.8.4, in receive mode, allows ../ Directory Traversal via the file name specified by the uploader.
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://github.com/claudiodangelis/qrcp/issues/223 | issue tracking exploit third party advisory |