CVE-2021-36797

CVE-2021-36797 is a medium-severity vulnerability in Victronenergy Venus Os with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

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

Frequently asked questions

What is CVE-2021-36797?
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
How severe is CVE-2021-36797?
CVE-2021-36797 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-36797 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-36797?
CVE-2021-36797 affects Victronenergy Venus Os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-36797?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-36797 published?
CVE-2021-36797 was published on 2021-07-19 and last updated on 2026-06-17.

References

Affected products (1)