Arbitrary File Overwrite Vulnerability in node-tar

CVE-2018-20834 · MEDIUM Severity

AV:N/AC:L/AU:N/C:N/I:P/A:P

A vulnerability was found in node-tar before version 4.4.2 (excluding version 2.2.2). An Arbitrary File Overwrite issue exists when extracting a tarball containing a hardlink to a file that already exists on the system, in conjunction with a later plain file with the same name as the hardlink. This plain file content replaces the existing file content. A patch has been applied to node-tar v2.2.2).

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