Lyrie
Active Exploitation
ACTIVELY EXPLOITED3 sources verified·1 min read
By Lyrie Threat Intelligence·11/3/2021

CVE-2016-7255 added to CISA KEV: Microsoft Win32k

Status: ✅ Confirmed exploited in the wild

Date added: 2021-11-03

Required action: Apply updates per vendor instructions.

Due date: 2022-05-03

Why this matters

Microsoft Win32k kernel-mode driver fails to properly handle objects in memory which allows for privilege escalation. Successful exploitation allows an attacker to run code in kernel mode.

Sources

Lyrie Verdict

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