High severity7.8NVD Advisory· Published Feb 15, 2023· Updated Jun 17, 2026
CVE-2022-42455
CVE-2022-42455
Description
ASUS EC Tool driver (aka d.sys) 1beb15c90dcf7a5234ed077833a0a3e900969b60be1d04fcebce0a9f8994bdbb, as signed by ASUS and shipped with multiple ASUS software products, contains multiple IOCTL handlers that provide raw read and write access to port I/O and MSRs via unprivileged IOCTL calls. Local users can gain privileges.
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Affected products
3- ASUS/EC Tool driverdescription
Patches
Vulnerability mechanics
References
1- github.com/mandiant/Vulnerability-Disclosures/blob/master/2023/MNDT-2023-0003.mdnvdThird Party Advisory
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