CVE-2020-1542: 
vulnerability analysis and mitigation

An elevation of privilege vulnerability exists in the Windows Backup Engine due to improper memory handling. This vulnerability, identified as CVE-2020-1542, affects various versions of Microsoft Windows operating systems. The vulnerability was disclosed and addressed by Microsoft through a security update (Microsoft Advisory).

The vulnerability has been assigned a CVSS v3.1 base score of 7.8 (HIGH) with the following vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. The vulnerability stems from the Windows Backup Engine's improper handling of memory operations. The attack requires local access and low privileges to execute (NVD).

If successfully exploited, this vulnerability allows an attacker to elevate their privileges on the affected system. The high CVSS score indicates that successful exploitation could lead to complete compromise of confidentiality, integrity, and availability of the targeted system (Microsoft Advisory).

To exploit this vulnerability, an attacker would first need to gain execution capabilities on the target system. Once achieved, they could run a specially crafted application to elevate their privileges (NVD).

Microsoft has addressed this vulnerability by releasing a security update that corrects how the Windows Backup Engine handles memory. Users and administrators should apply the security update to affected systems to mitigate this vulnerability (Microsoft Advisory).