Windows CSC Service Elevation of Privilege Vulnerability CVE-2021-1659 Security Vulnerability Released: Jan 12, 2021 Assigning CNA: Microsoft Impact: Elevation of Privilege Max Severity: Important CVSS Source: Microsoft CVSS:3.1 7.8 / 6.8 Temporal score metrics (3) Exploit Code Example: Description: This vulnerability allows local attackers to gain elevated privileges on the affected system. The attacker can exploit this vulnerability by sending a specially crafted request to the affected system. Solution: Microsoft has released a security update to address this vulnerability. Users are advised to apply the security update as soon as possible to mitigate the risk of exploitation. Acknowledgements: The vulnerability was reported by Microsoft and has been assigned the CVE identifier CVE-2021-1659.