CVE-2017-16155

Description

`fast-http-cli` is the command line interface for `fast-http`, a simple web server. `fast-http-cli` is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url. **Example request:** ```http GET /../../../../../../../../../../etc/passwd HTTP/1.1 host: localhost ``` and server Response: ```http HTTP/1.1 200 OK Date: Thu, 04 May 2017 23:59:18 GMT Connection: keep-alive Transfer-Encoding: chunked {contents of /etc/passwd} ``` ## 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.

How to fix CVE-2017-16155

No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.

• —no fix listed

Is CVE-2017-16155 being exploited?

Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.

Affected packages (1)

• from 0, <= 0.0.8

CVSS scores

References (4)

• ADVISORYgithub.com/advisories/GHSA-9frq-f867-hgqc
• ADVISORYnvd.nist.gov/vuln/detail/CVE-2017-16155
• WEBgithub.com/JacksonGL/NPM-Vuln-PoC/tree/master/directory-traversal/fast-http-cli
• WEBwww.npmjs.com/advisories/383