The rc-httpd component through 2022-03-31 for 9front (Plan 9 fork) allows ..%2f directory traversal if serve-static is used.
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://desuarchive.org/g/thread/86286230 | issue tracking third party advisory |
https://git.9front.org/plan9front/plan9front/241667b933ff5bacb9a3974f6877fb8aad78bed3/commit.html | third party advisory patch |