CVE-2020-15480

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.

• https://github.com/eset/vulnerability-disclosuresThird Party Advisory
• https://github.com/eset/vulnerability-disclosures/blob/master/CVE-2020-15480/CVE-2020-15480.mdExploit, Third Party Advisory
• https://www.passmark.com/forum/index.phpVendor Advisory
• https://www.passmark.com/support/index.phpVendor Advisory
• https://github.com/eset/vulnerability-disclosuresThird Party Advisory
• https://github.com/eset/vulnerability-disclosures/blob/master/CVE-2020-15480/CVE-2020-15480.mdExploit, Third Party Advisory
• https://www.passmark.com/forum/index.phpVendor Advisory
• https://www.passmark.com/support/index.phpVendor Advisory

Published

Aug 7, 2020

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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