CVE-2024-21877

9.2 criticalEPSS 0.8%

Critical (9.2) in enphase iq gateway firmware. EPSS 0.8% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

9.2 critical

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/S:P/AU:Y/R:I/V:C/RE:H

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 56% of CVEs (scores of 2026-10-31)
CWE: CWE-22
Published: 2024-08-12
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

enphase:iq_gateway_firmware

References

https://csirt.divd.nl/CVE-2024-21877
https://csirt.divd.nl/DIVD-2024-00011
https://enphase.com/cybersecurity/advisories/ensa-2024-2

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