CVE Catalog

CVE-2026-79298

HighCVSS 8.4
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.19%

9th percentile - higher than 9% of all known CVEs

Summary

A vulnerability in Howyar Technologies Inc SysReturn versions prior to 11.3.034 (fixed in 11.3.0.34) allows a local attacker to execute arbitrary code via the BOOTia32.efi and a crafted cloak32.dat file on the ESP.

Risk Assessment

A local attacker can execute arbitrary code in the boot context, potentially leading to full compromise of the workstation. Organizations running SysReturn versions older than 11.3.034 are at risk.

Recommendation

Upgrade SysReturn to version 11.3.0.34 or later. Restrict physical and local access to workstations and protect the ESP partition from unauthorized modifications.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS