CVE-2024-21876

Critical

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.

SeverityCritical

CVSS9.1

Exploit probability—

ProductEnphase Iq Gateway Firmware

PublishedAug 12, 2024

First seenAug 12, 2024

Weakness typeCWE-22Path traversal

How to fix

Update

enphase iq_gateway_firmware8.2.4225 or later

Vendor advisories

enphase.com/cybersecurity/advisories/ensa-2024-1

Affected products

Product	Affected versions	Fixed in
enphase iq_gateway_firmware	4.0 ≤ v < 8.2.4225	8.2.4225

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