CVE-2024-21876
Last modified
CVE-2024-21876 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability via a URL parameter in Enphase IQ Gateway (formerly known as Envoy) allows an unautheticated attacker to access or create arbitratry files.This issue affects Envoy: from 4.x to 8.x and < 8.2.4225.. EPSS estimates a 0.80% chance of exploitation in the next 30 days.
Description
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability via a URL parameter in Enphase IQ Gateway (formerly known as Envoy) allows an unautheticated attacker to access or create arbitratry files.This issue affects Envoy: from 4.x to 8.x and < 8.2.4225.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:X/V:D/RE:H/U:X
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Enphase | Iq Gateway Firmware | >= 4.0, < 8.2.4225 |
References
- https://csirt.divd.nl/CVE-2024-21876Third Party Advisory
- https://csirt.divd.nl/DIVD-2024-00011Third Party Advisory
- https://enphase.com/cybersecurity/advisories/ensa-2024-1Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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