{"id":"CVE-2020-15480","aliases":["EUVD-2020-7473","GHSA-9759-cv86-jj63"],"status":"published","title":"An issue was discovered in PassMark BurnInTest through 9.1, OSForensics through 7.1, and...","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.","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":"2026-11-11","score":0.00632,"percentile":0.50744,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2020-08-07T20:06:45Z","modified":"2026-06-17T02:56:42Z","products":[{"vendor":"passmark","product":"burnintest"},{"vendor":"passmark","product":"osforensics"},{"vendor":"passmark","product":"performancetest"}],"references":[{"url":"https://github.com/eset/vulnerability-disclosures","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.passmark.com/forum/index.php","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://www.passmark.com/support/index.php","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://github.com/eset/vulnerability-disclosures/blob/master/CVE-2020-15480/CVE-2020-15480.md","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-15480"},{"url":"https://github.com/advisories/GHSA-9759-cv86-jj63"}],"sources":{"cve":[{"id":"CVE-2020-15480","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.","status":"published","published":"2020-08-07T20:06:45Z","modified":"2024-08-04T13:15:20.691Z","updated_at":"2026-11-02T14:35:50.545879Z"}],"euvd":[{"id":"EUVD-2020-7473","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.","status":"published","published":"2020-08-07T20:06:45Z","modified":"2024-08-04T13:15:20Z","updated_at":"2026-11-03T03:07:31.508652Z"}],"ghsa":[{"id":"GHSA-9759-cv86-jj63","title":"An issue was discovered in PassMark BurnInTest through 9.1, OSForensics through 7.1, and...","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 map arbitrary physical memory into the address space of the calling process. This could lead to arbitrary Ring-0 code execution and escalation of privileges. This affects DirectIo32.sys and DirectIo64.sys.","status":"published","published":"2022-05-24T17:25:03Z","modified":"2023-01-29T05:03:28Z","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"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:45:19.964025Z"}],"nvd":[{"id":"CVE-2020-15480","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.","status":"published","published":"2020-08-07T21:15:10.537Z","modified":"2026-06-17T02:56:42.92Z","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":"2026-11-02T14:06:10.994748Z"}]}}