CISA KEV · Known exploitedMedium

CVE-2023-24880

Microsoft Windows

CVE-2023-24880 affects Microsoft Windows. Review the CVSS score, exploitation signals, affected versions, remediation status, and linked source material before making a change.

CVSS: 4.4
EPSS: 78.2%
CISA KEV: Listed
Published: 2023.03.15

PRIORITY ASSESSMENT

Immediate review

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

Known exploitationConfirmed by CISA KEV

Exploit probability78.2%

Technical severityCVSS 4.4

Vulnerability overview

CVE-2023-24880 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, 10.0.14393.0, < 10.0.14393.5786, < 10.0.17763.4131, < 10.0.19042.2728, < 10.0.19044.2728, < 10.0.19045.2728, < 10.0.22000.1696, < 10.0.22000.1413, < 10.0.20348.1602
Fixed versions: 10.0.14393.5786, 10.0.17763.4131, 10.0.19042.2728, 10.0.19044.2728, 10.0.19045.2728, 10.0.22000.1696, 10.0.22000.1413, 10.0.20348.1602

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

CISA required action

Apply updates per vendor instructions.

Due date: 2023.04.04

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:N/UI:R/S:U/C:N/I:L/A:L
CWE: CWE-863
KEV added: 2023.03.14
Ransomware use: 확인됨