Vulnerability DatabaseCVE-2020-1293

CVE-2020-1293:
vulnerability analysis and mitigation

Overview

CVE-2020-1293 is an elevation of privilege vulnerability that exists when the Diagnostics Hub Standard Collector Service improperly handles file operations. This vulnerability affects Microsoft Visual Studio and Windows systems, with the initial record being created on November 4, 2019 (CVE, NVD).

Technical details

The vulnerability has been assigned a CVSS v3.1 base score of 7.8 (HIGH), with the vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. This indicates that the vulnerability requires local access, low attack complexity, low privileges, and no user interaction, while potentially impacting confidentiality, integrity, and availability at a high level (NVD).

Impact

The successful exploitation of this vulnerability could allow an attacker to gain elevated privileges on affected systems. The vulnerability affects multiple versions of Microsoft Visual Studio and Windows systems, including Visual Studio 2015 Update 3 and various Windows 10 versions (Microsoft Support).

Mitigation and workarounds

Microsoft has released security updates to address this vulnerability. Users are advised to install the security update package for Visual Studio 2015 Update 3. The installation requires both Visual Studio 2015 Update 3 and the Cumulative Servicing Release KB 3165756 as prerequisites. It is recommended to close Visual Studio 2015 before installing the security update (Microsoft Support).