Back
CVE-2020-28922
An issue was discovered in Devid Espenschied PC Analyser through 4.10. The PCADRVX64.SYS kernel driver exposes IOCTL functionality that…
High8.8EPSS 0.68%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
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.
Timeline
ID reserved
By mitre
- 9 days later
· 9 days later
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High8.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.68% · top 47% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (3)
- https://github.com/eset/vulnerability-disclosures (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/eset/vulnerability-disclosures/blob/master/CVE-2020-28922/CVE-2020-28922.md (opens in a new tab)x_refsource_MISCx_transferred
- http://www.pcanalyser.de/index.php/historie/ (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2020-28922)Record last updated .