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Actively exploited

Listed in CISA’s Known Exploited Vulnerabilities catalog since March 3, 2022.

Known ransomware use

CVE-2015-1701

Microsoft Win32k Privilege Escalation Vulnerability

Microsoft · Win32k

Added to KEV March 3, 2022

Alert details

Source feed
CISA KEV
CVE ID
CVE-2015-1701
CWE
CWE-264
Affected products
Win32k · Microsoft Win32k · Microsoft

What happened

An unspecified vulnerability exists in the Win32k.sys kernel-mode driver in Microsoft Windows Server that allows a local attacker to execute arbitrary code with elevated privileges.

What it means for your business

Microsoft Win32k is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2015-1701). An unspecified vulnerability exists in the Win32k.sys kernel-mode driver in Microsoft Windows Server that allows a local attacker to execute arbitrary code with elevated privileges. CISA remediation due date: 2022-03-24. If you need help checking exposure, call (864) 335-9223.

Required action

Apply updates per vendor instructions.

CISA due date: March 24, 2022

Sources

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