Microsoft Azure Defender for IoT Password Change Command Injection Privilege Escalation Vulnerability
Vulnerability Details
This vulnerability allows remote attackers to escalate privileges on affected installations of Microsoft Azure Defender for IoT. Authentication is required to exploit this vulnerability.
The specific flaw exists within the password change mechanism. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root.
Additional Details
Microsoft has issued an update to correct this vulnerability. More details can be found at:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-23266
Disclosure Timeline
- 2021-12-10 - Vulnerability reported to vendor
- 2022-03-09 - Coordinated public release of advisory
Credit
Simon Zuckerbraun - Trend Micro Zero Day Initiative
