PT-2021-11179 · Enphase · Enphase Envoy

Published 2021-06-16 · Updated 2022-05-03 · CVE-2020-25755

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Enphase Envoy versions R3.x and D4.x

Description: An issue allows remote authenticated users to execute arbitrary commands via the force parameter in the upgrade start function, accessible through the "/installer/upgrade start" API endpoint.

Recommendations: For Enphase Envoy versions R3.x and D4.x, as a temporary workaround, consider disabling the upgrade start function until a patch is available. Restrict access to the "/installer/upgrade start" API endpoint to minimize the risk of exploitation. Avoid using the force parameter in the affected API endpoint until the issue is resolved.

Exploit

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2020-25755

Affected Products

Enphase Envoy

References · 6

• 🔥 https://medium.com/stage-2-security/can-solar-controllers-be-used-to-generate-fake-clean-energy-credits-4a7322e7661a · Exploit
• https://osv.dev/vulnerability/CVE-2020-25755 · Vendor Advisory
• https://enphase.com/en-us/products-and-services/envoy-and-combiner · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-25755 · Security Note
• https://stage2sec.com · Note
• https://t.me/cvenotify/16481 · Telegram Post