A vulnerability classified as critical has been found in quequnlong shiyi-blog up to 1.2.1. This affects an unknown part of the file /api/file/upload. The manipulation of the argument file/source leads to path traversal. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. 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 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 |
|---|---|
| https://vuldb.com/?id.310923 | third party advisory vdb entry technical description |
| https://vuldb.com/?ctiid.310923 | vdb entry permissions required signature |
| https://vuldb.com/?submit.584488 | vdb entry third party advisory |
| https://github.com/uglory-gll/javasec/blob/main/shiyi-blog.md | related exploit |
| https://github.com/uglory-gll/javasec/blob/main/shiyi-blog.md#1file-path-traversal | exploit |