CVE-2017-16189 Directory Traversal in sly07
An attacker can read arbitrary files from the server filesystem by manipulating URL parameters in the sly07 text censoring 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-2017-16189?
CVE-2017-16189 is a high-severity path traversal vulnerability in HackerOne sly07 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
sly07 is an API for censoring text. sly07 is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url.
Weakness: CWE-22
Which versions are affected by CVE-2017-16189?
2 open source packages ship an affected version, including sly07. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
sly07 npm | All versions to 0.1.2 | None |
sly07 npm | All versions to 0.1.2 | None |
Products include Sly07 Project Sly07.
How do I fix CVE-2017-16189?
No fix has been published for CVE-2017-16189 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-2017-16189 being exploited?
There is no known exploitation of CVE-2017-16189 in the wild and no public exploit code.
Sources
Also known as GHSA-rw6j-rhw7-q94c.