CISA KEV · Known exploitedHigh

CVE-2023-36033

Microsoft Windows

CVE-2023-36033 affects Microsoft Windows. Review the CVSS score, exploitation signals, affected versions, remediation status, and linked source material before making a change.

CVSS: 7.8
EPSS: 12.0%
CISA KEV: Listed
Published: 2023.11.15

PRIORITY ASSESSMENT

Immediate action

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV

Exploit probability12.0%

Technical severityCVSS 7.8

Vulnerability overview

CVE-2023-36033 affects Microsoft Windows. Review the CVSS score, exploitation signals, affected versions, remediation status, and linked source material before making a change.

Affected product and versions

Product: Microsoft Windows
Affected versions: 10.0.17763.0, 10.0.0, 10.0.20348.0, 10.0.19043.0, 10.0.22621.0, 10.0.19045.0, 10.0.22631.0, 10.0.25398.0, < 10.0.17763.5122, < 10.0.19041.3693, < 10.0.19045.3693, < 10.0.22000.2600, < 10.0.22621.2715, < 10.0.20348.2113, < 10.0.25398.531
Fixed versions: 10.0.17763.5122, 10.0.19041.3693, 10.0.19045.3693, 10.0.22000.2600, 10.0.22621.2715, 10.0.20348.2113, 10.0.25398.531

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

CISA required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Due date: 2023.12.05

1
Identify
Confirm that Microsoft Windows and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-119, CWE-822
KEV added: 2023.11.14
Ransomware use: 미확인