CVE-2023-32005 Information disclosure in Node
Attackers can bypass file read restrictions to obtain metadata from unauthorized files when using the experimental permission model with specific flags.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-32005?
CVE-2023-32005 is a medium-severity vulnerability in Nodejs Node.js, published on 12 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability has been identified in Node.js version 20, affecting users of the experimental permission model when the --allow-fs-read flag is used with a non-* argument.
This flaw arises from an inadequate permission model that fails to restrict file stats through the `fs.statfs` API. As a result, malicious actors can retrieve stats from files that they do not have explicit read access to.
This vulnerability affects all users using the experimental permission model in Node.js 20.
Please note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.
Weakness: CWE-732
Which versions are affected by CVE-2023-32005?
2 open source packages ship an affected version, including node and node-min. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
node Bitnami | From 20.0.0 | 20.5.1 |
node-min Bitnami | From 20.0.0 | 20.5.1 |
Products include Nodejs Node.js.
How do I fix CVE-2023-32005?
Upgrade node to 20.5.1 or later.
Is CVE-2023-32005 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-32005 exists.
Other vulnerabilities in Nodejs Node.js
Sources
Also known as BIT-node-2023-32005, BIT-node-min-2023-32005, GHSA-6hjf-ffg5-v8w7.