CVE-2024-21878: iq gateway Command Injection — Fix

Description

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.

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CVSS v3.1 Score

9.8

CRITICAL

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

Weakness Type (CWE)

CWE-77 CWE-77

CWE-78 OS Command Injection

Affected Products

Vendor	Product	Versions
enphase	iq_gateway_firmware	4.0 — 8.2.4225
enphase	iq_gateway	All

References

Advisories & Patches

https://enphase.com/cybersecurity/advisories/ensa-2024-3

Other References

https://csirt.divd.nl/CVE-2024-21878 https://csirt.divd.nl/DIVD-2024-00011

Frequently Asked Questions

What is CVE-2024-21878? +

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. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2024-21878? +

CVE-2024-21878 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2024-21878? +

CVE-2024-21878 affects products from enphase, specifically: iq_gateway, iq_gateway_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-21878? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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