Fixed Intel

CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild and listed in the CISA Known Exploited Vulnerabilities catalog.

Remediation Deadline: Apr 27, 2022

CVE-2021-31166

High
EPSS 93.1%CISA KEV
Microsoft/HTTP Protocol Stack

Description

Microsoft HTTP Protocol Stack contains a vulnerability in http.sys that allows for remote code execution.

EPSS — Exploit Probability

93.1%

Higher than 99.8% of all CVEs

Required Action

https://nvd.nist.gov/vuln/detail/CVE-2021-31166

Risk Assessment

HIGH
In CISA KEV
High EPSS

Details

Severity
High
EPSS
93.1%
CISA KEV
Yes
Ransomware
Unknown
Articles
0

Timeline

Published

Apr 6, 2022

Added to KEV

Apr 6, 2022

Remediation Due

Apr 27, 2022

Affected Product

Microsoft

HTTP Protocol Stack

View all Microsoft CVEs