CVE-2020-28922

An issue was discovered in Devid Espenschied PC Analyser through 4.10. The PCADRVX64.SYS kernel driver exposes IOCTL functionality that allows low-privilege users to read and write arbitrary physical memory. This could lead to arbitrary Ring-0 code execution and escalation of privileges.

• http://www.pcanalyser.de/index.php/historie/Release Notes, Vendor Advisory
• https://github.com/eset/vulnerability-disclosuresThird Party Advisory
• https://github.com/eset/vulnerability-disclosures/blob/master/CVE-2020-28922/CVE-2020-28922.mdExploit, Third Party Advisory
• http://www.pcanalyser.de/index.php/historie/Release Notes, Vendor Advisory
• https://github.com/eset/vulnerability-disclosuresThird Party Advisory
• https://github.com/eset/vulnerability-disclosures/blob/master/CVE-2020-28922/CVE-2020-28922.mdExploit, Third Party Advisory

Published

Nov 27, 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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