CVE-2020-15480 Information

Description

An issue was discovered in PassMark BurnInTest through 9.1 OSForensics through 7.1 and PerformanceTest through 10. The kernel driver exposes IOCTL functionality that allows low-privilege users to read and write to arbitrary Model Specific Registers (MSRs). This could lead to arbitrary Ring-0 code execution and escalation of privileges. This affects DirectIo32.sys and DirectIo64.sys.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Reference

https://github.com/eset/vulnerability-disclosures https://github.com/eset/vulnerability-disclosures/blob/master/CVE-2020-15480/CVE-2020-15480.md https://www.passmark.com/forum/index.php https://www.passmark.com/support/index.php

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8