common/InputStreamHelper.java in Packwood MPXJ before 8.3.5 allows directory traversal in the zip stream handler flow, leading to the writing of files to arbitrary locations.
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://github.com/joniles/mpxj/commit/8eaf4225048ea5ba7e59ef4556dab2098fcc4a1d | third party advisory patch |
https://www.oracle.com/security-alerts/cpujan2021.html | third party advisory patch |
http://www.mpxj.org/changes-report.html#a8.3.5 | release notes vendor advisory |