CVE-2017-16132: Path Traversal
Affected versions of simple-npm-registry resolve relative file paths, resulting in a directory traversal vulnerability. A malicious actor can use this vulnerability to access files outside of the intended directory root, which may result in the disclosure of private files on the vulnerable system.
Example request: http GET /../../../../../../../../../../etc/passwd HTTP/1.1 host:foo
Recommendation
No patch is available for this vulnerability.
It is recommended that the package is only used for local development, and if the functionality is needed for production, a different package is used instead.
Other sources
simple-npm-registry is a local npm package cache. simple-npm-registry is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url.