nodejs-tar: Insufficient symlink protection due to directory cache poisoning using symbolic links allowing arbitrary file creation and overwrite

A flaw was found in the npm package "tar" aka node-tar. Extracting tar files that contain both a directory and a symlink with the same name, where the symlink and directory names in the archive entry used backslashes as a path separator, made it possible to bypass node-tar symlink checks on...

CVE-2018-20834

A flaw was found in nodejs-tar in versions prior to 4.4.2. An arbitrary file overwrite can occur when extracting tarballs containing a hard-link to a file that already exists in the system. Further, a file that matches the hard-link may overwrite the system's files with the contents of the...