CVE-2017-16179 Directory Traversal in dasafio
An attacker can read arbitrary .html files from the filesystem via directory traversal in the dasafio Node.js web server.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-16179?
CVE-2017-16179 is a medium-severity path traversal vulnerability in HackerOne dasafio node module, published on 7 Jun 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
dasafio is a web server. dasafio is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url. File access is restricted to only .html files.
Weakness: CWE-22
Which versions are affected by CVE-2017-16179?
2 open source packages ship an affected version, including dasafio. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
dasafio npm | From 0.0.0 | None |
dasafio npm | From 0.0.0 | None |
Products include Dasafio Project Dasafio.
How do I fix CVE-2017-16179?
No fix has been published for CVE-2017-16179 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2017-16179 being exploited?
There is no known exploitation of CVE-2017-16179 in the wild and no public exploit code.
Sources
Also known as GHSA-8xj3-7258-w4q2.