CVE-2023-30582 Missing authorization in Node
Attackers can monitor unauthorized files via fs.watchFile 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-2023-30582?
CVE-2023-30582 is a medium-severity missing authorization vulnerability in NodeJS Node, published on 7 Sep 2024. 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 watching through the fs.watchFile API. As a result, malicious actors can monitor files that they do not have explicit read access to.
Please note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.
Weakness: CWE-284
Which versions are affected by CVE-2023-30582?
2 open source packages ship an affected version, including node and node-min.
| Package | Affected | Fixed in |
|---|---|---|
node Bitnami | From 20.0.0 | 20.3.1 |
node-min Bitnami | From 20.0.0 | 20.3.1 |
How do I fix CVE-2023-30582?
Upgrade node to 20.3.1 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2023-30582 being exploited?
There is no known exploitation of CVE-2023-30582 in the wild and no public exploit code.
Sources
Also known as BIT-node-2023-30582, BIT-node-min-2023-30582, GHSA-cwrj-j635-2m7w.