CVE-2021-36797

Name: CVE-2021-36797
Creator: NVD / NIST
Published: 2021-07-19T17:15:11.87+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.8/10EPSS 0.27%

Last modified Jun 17, 2026

CVE-2021-36797 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. In Victron Energy Venus OS through 2.72, root access is granted by default to anyone with physical access to the device. NOTE: the vendor disagrees with the reporter's opinion about an alleged "security best practices" violation. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

In Victron Energy Venus OS through 2.72, root access is granted by default to anyone with physical access to the device. NOTE: the vendor disagrees with the reporter's opinion about an alleged "security best practices" violation

Metrics

CVSS 3.1

6.8/10

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

EPSS Probability

0.27%

18.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Victronenergy	Venus Os	<= 2.72

References

https://github.com/victronenergy/venus/issues/836Third Party Advisory
https://github.com/victronenergy/venus/issues/836Third Party Advisory

Timeline

Published: Jul 19, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-36797?

How severe is CVE-2021-36797?

CVE-2021-36797 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.

How do I fix CVE-2021-36797?

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-2021-36797?

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

Scan your code now

Source: NVD / NIST