SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-21768

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

HIGH 7.8EPSS 65.4%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 65.4%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
65.42% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-822
Affected
microsoft/windows 11 · microsoft/windows server 2022
Source
secure@microsoft.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.