Permissions, Privileges, and Access Controls in Azure RTOS - CVE-2021-42303

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Main Vulnerability Database Vulnerabilities #VU58041

Permissions, Privileges, and Access Controls in Azure RTOS - CVE-2021-42303

Published: November 9, 2021


Vulnerability identifier: #VU58041
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-42303
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Azure RTOS

Detailed vulnerability description

The vulnerability allows a local attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in Azure RTOS, which leads to security restrictions bypass and privilege escalation.


How to mitigate CVE-2021-42303

Install updates from vendor's website.

Sources