Affected versions of
zjjserver 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.
GET /../../../../../../../../../../etc/passwd HTTP/1.1 host:foo
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.
publishedAdvisory publishedOct 4th, 2017
reportedInitial report by Liang GongJul 6th, 2017