2021-36797 | Victron Energy Venus OS Local Privilege Escalation


CVSS Meta Temp Score

CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.

Current Exploit Price (≈)

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CTI Interest Score

Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.

6.6 $0-$5k 0.62

A vulnerability, which was classified as critical, was found in Victron Energy Venus OS up to 2.72. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

** DISPUTED ** 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.

The weakness was released 07/19/2021. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2021-36797 since 07/19/2021. The exploitability is told to be easy. The attack needs to be approached locally. The exploitation doesn’t require any form of authentication. There are neither technical details nor an exploit publicly available.

The real existence of this vulnerability is still doubted at the moment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Vendor

Name

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.8
VulDB Temp Score: 6.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

AV AC Au C I A
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Vector Complexity Authentication Confidentiality Integrity Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Unknown
CWE: Unknown
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒


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Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

07/19/2021 Advisory disclosed
07/19/2021 +0 days CVE assigned
07/19/2021 +0 days VulDB entry created
07/22/2021 +3 days VulDB last updateAdvisory: github.com
Status: Not defined
Disputed: 🔍

CVE: CVE-2021-36797 (🔒)

Created: 07/19/2021 22:10
Updated: 07/22/2021 10:47
Changes: (2) source_cve_assigned source_cve_nvd_summary
Complete: 🔍

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