CVE-2024-21878

9.2 criticalEPSS 1.4%

Critical (9.2) in enphase iq gateway firmware. EPSS 1.4% chance of exploitation in the next 30 days.

Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Enphase IQ Gateway (formerly known as Envoy) allows OS Command Injection. This vulnerability is present in an internal script.This issue affects Envoy: from 4.x up to and including 8.x and is currently unpatched.

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

9.8 critical

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

EPSS: 1.4% chance of exploitation in the next 30 days; higher than 73% of CVEs (scores of 2026-10-31)
CWEs: CWE-78, CWE-77
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-2024-21878
https://csirt.divd.nl/DIVD-2024-00011
https://enphase.com/cybersecurity/advisories/ensa-2024-3

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