Directory traversal vulnerability in pkgadd in SCO UnixWare 7.1.4 before p534589 allows local users to create or append to arbitrary files via ".." sequences in an unspecified environment variable, probably PKGINST.
Improper Limitation of a Pathname to a Restricted Directory 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.