CVE-2020-25755

Name: CVE-2020-25755
Creator: NVD / NIST
Published: 2021-06-16T19:15:32.94+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 3.08%

Last modified Jun 17, 2026

CVE-2020-25755 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. An issue was discovered on Enphase Envoy R3.x and D4.x (and other current) devices. The upgrade_start function in /installer/upgrade_start allows remote authenticated users to execute arbitrary commands via the force parameter.. EPSS estimates a 3.08% chance of exploitation in the next 30 days.

Description

An issue was discovered on Enphase Envoy R3.x and D4.x (and other current) devices. The upgrade_start function in /installer/upgrade_start allows remote authenticated users to execute arbitrary commands via the force parameter.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

3.08%

86.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Enphase	Envoy Firmware	d4.0
Enphase	Envoy Firmware	r3.0

References

https://enphase.com/en-us/products-and-services/envoy-and-combinerProduct, Vendor Advisory
https://medium.com/stage-2-security/can-solar-controllers-be-used-to-generate-fake-clean-energy-credits-4a7322e7661aExploit, Third Party Advisory
https://stage2sec.comThird Party Advisory
https://enphase.com/en-us/products-and-services/envoy-and-combinerProduct, Vendor Advisory
https://medium.com/stage-2-security/can-solar-controllers-be-used-to-generate-fake-clean-energy-credits-4a7322e7661aExploit, Third Party Advisory
https://stage2sec.comThird Party Advisory

Timeline

Published: Jun 16, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-25755?

How severe is CVE-2020-25755?

CVE-2020-25755 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 3.08% probability of exploitation in the next 30 days.

How do I fix CVE-2020-25755?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-25755?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST