CVE-2024-21877 Insecure File Generation Based on User Input in Enphase IQ Gateway version 4.x to 8.x and < 8.2.4225
Authenticated attackers can manipulate files via path traversal in the Enphase IQ Gateway, requiring an upgrade to secure the system.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-21877?
CVE-2024-21877 is a high-severity path traversal vulnerability in Enphase Envoy, published on 10 Aug 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability through a url parameter in Enphase IQ Gateway (formerly known as Envoy) allows File Manipulation. The endpoint requires authentication.This issue affects Envoy: from 4.x to 8.0 and < 8.2.4225.
Weakness: CWE-22
Which versions are affected by CVE-2024-21877?
It affects 1 product.
Products include Enphase Iq Gateway Firmware.
How do I fix CVE-2024-21877?
No fix has been published for CVE-2024-21877 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-2024-21877 being exploited?
There is no known exploitation of CVE-2024-21877 in the wild and no public exploit code.
Other vulnerabilities in Enphase Envoy
Sources
Also known as GHSA-w96m-rw5m-pf44.