#VU48247 Permissions, Privileges, and Access Controls in Azure Sphere - CVE-2020-16988

Vulnerability identifier: #VU48247

Vulnerability risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:P/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:U/U:Clear]

CVE-ID: CVE-2020-16988

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Azure Sphere
Server applications / SCADA systems

Vendor: Microsoft

Description

The vulnerability allows an administrator with physical access to escalate privileges on the system.

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

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Azure Sphere: All versions

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External links
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16988

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Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.