CVE-2026-42980

HIGH

KISA

Integer underflow (wrap or wraparound) in Windows NT OS Kernel allows an authorized attacker to elevate privileges locally.

StatusAnalyzed

설명

Integer underflow (wrap or wraparound) in Windows NT OS Kernel allows an authorized attacker to elevate privileges locally.

Score Summary

CVSS Score: 7.8
Version: 3.1
VPI: 85.80
Why this VPI (explainable, experimental)
VPI breakdown
Impact 78.00
Exploitation signal(EPSS top 10%) ×1.10
VPI 85.80
VPI formula vpi-v1
EPSS: 5.7%
(상위 92.1%)
Attack Vector: Local Access
Low Complexity
Low Privileges
No User Interaction
Scope Unchanged
High Confidentiality Impact
High Integrity Impact
High Availability Impact

Details

CWE Weakness Classification

References (1)

Affected Products (13)

Impact	78.00
Exploitation signal(EPSS top 10%)	×1.10
VPI	85.80