CVE-2020-7687 Directory Traversal
An attacker can read arbitrary files on the server due to lack of path sanitization in the fast-http Node.js library.
- 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-2020-7687?
CVE-2020-7687 is a high-severity path traversal vulnerability in fast-http, published on 25 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
This affects all versions of package fast-http. There is no path sanitization in the path provided at fs.readFile in index.js.
Weakness: CWE-22
Which versions are affected by CVE-2020-7687?
2 open source packages ship an affected version, including fast-http. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
fast-http npm | All versions to 0.1.3 | None |
fast-http npm | All versions to 0.1.3 | None |
Products include Fast-Http Project Fast-Http.
How do I fix CVE-2020-7687?
No fix has been published for CVE-2020-7687 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-2020-7687 being exploited?
There is no known exploitation of CVE-2020-7687 in the wild and no public exploit code.
Sources
Also known as GHSA-7phr-5m9x-rw9q.