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.

References

Advisories
More

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

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

https://csirt.divd.nl/CVE-2024-21876

https://euvd.enisa.europa.eu/vulnerability/EUVD-2024-19487

Details

Source: Mitre, NVD

Published: 2024-08-12

Updated: 2024-08-23

Risk Information

CVSS v2

Base Score: 9.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:N

Severity: High

CVSS v3

Base Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Severity: Critical

CVSS v4

Base Score: 9.3

Vector: 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

Severity: Critical

EPSS

EPSS: 0.00803