{"id":"CVE-2020-28922","aliases":["EUVD-2020-21313","GHSA-gc8f-p869-6jhm"],"status":"published","title":"An issue was discovered in Devid Espenschied PC Analyser through 4.10. The PCADRVX64.SYS kernel...","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.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00682,"percentile":0.52744,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2020-11-27T17:51:00Z","modified":"2026-06-17T03:10:49Z","products":[{"vendor":"pcanalyser","product":"pc_analyser"}],"references":[{"url":"https://github.com/eset/vulnerability-disclosures","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://github.com/eset/vulnerability-disclosures/blob/master/CVE-2020-28922/CVE-2020-28922.md","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"http://www.pcanalyser.de/index.php/historie/","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-28922"},{"url":"https://github.com/advisories/GHSA-gc8f-p869-6jhm"}],"sources":{"cve":[{"id":"CVE-2020-28922","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.","status":"published","published":"2020-11-27T17:51:00Z","modified":"2024-08-04T16:41:00.172Z","updated_at":"2026-11-02T14:35:57.017407Z"}],"euvd":[{"id":"EUVD-2020-21313","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.","status":"published","published":"2020-11-27T17:51:00Z","modified":"2024-08-04T16:41:00Z","updated_at":"2026-11-03T03:07:08.475588Z"}],"ghsa":[{"id":"GHSA-gc8f-p869-6jhm","title":"An issue was discovered in Devid Espenschied PC Analyser through 4.10. The PCADRVX64.SYS kernel...","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.","status":"published","published":"2022-05-24T17:35:02Z","modified":"2023-01-29T05:05:28Z","cwes":["CWE-269"],"updated_at":"2026-11-02T14:45:47.837276Z"}],"nvd":[{"id":"CVE-2020-28922","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.","status":"published","published":"2020-11-27T18:15:11.83Z","modified":"2026-06-17T03:10:49.87Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:06:25.394006Z"}]}}