CVE-2026-79298

HIGH CVSS 8.4 View on NVD ↗

Description

An issue in Howyar Technologies Inc SysReturn Versions prior to 11.3.034 and fixed in v.11.3.0.34 allows a local attcker to execute arbitrary code via the BOOTia32.efi and a crafted cloak32.dat file on the ESP.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

https://github.com/TheMalwareGuardian/CVE-2026-79298
https://github.com/TheMalwareGuardian/UEFI-Security-Research-Howyar-SysReturn-NetCopy
https://github.com/TheMalwareGuardian/UEFI-Security-Research-Howyar-SysReturn-NetCopy

Published: Sep 16, 2026 19:17 UTC Modified: Sep 17, 2026 16:17 UTC