CVE:CVE-2020-15481
CNNVD:CNNVD-202011-1356
Passmark Burnintest是澳大利亚Passmark公司的一款可用于测试计算机可靠性和负载测试的软件。
PassMark BurnInTest v9.1 Build 1008版本, OSForensics v7.1 Build 1012版本, and PerformanceTest v10.0 Build 1008版本存在安全漏洞，该漏洞源于内核驱动程序公开了IOCTL功能，允许低权限用户将任意物理内存映射到调用进程的地址空间。这可能导致任意的Ring-0代码执行和特权升级。这会影响DirectIo32.sys和DirectIo64.sys驱动。
solution:Upgrade passmark burnintest to a higher version than 9.1:build_1008,and avoid the version 9.1:build_1008; Upgrade passmark osforensics to a higher version than 7.1:build_1012,and avoid the version 7.1:build_1012; Upgrade passmark performancetest to a higher version than 10.0:build_1008,and avoid the version 10.0:build_1008