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CVE Watch—

CVE-2019-1215

Microsoft Windows Privilege Escalation Vulnerability

CVSS

—

No CVSS

EPSS

19.3%

p97

KEV

YES

Nov 3, 2021

Exploit Today

79

0-100

Published: — · Last modified: —

EPSS · 30d
19.3%EPSS · 30 days19.3%
2026-08-022026-08-31
KEV catalog record

Product

Microsoft / Windows

Vulnerability

Microsoft Windows Privilege Escalation Vulnerability

Added to KEV

Nov 3, 2021

Remediate by

May 3, 2022

Known ransomware use

Yes

Summary description

Microsoft Windows contains an unspecified vulnerability due to the way ws2ifsl.sys (Winsock) handles objects in memory, allowing for privilege escalation. Successful exploitation allows an attacker to execute code with elevated privileges.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2019-1215

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