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CISA KEV · Known exploitedHigh

CVE-2022-30190

Microsoft Windows 10 Version 1809, Windows Server 2019, Windows Server 2019 (Server Core installation)

A remote code execution vulnerability exists when MSDT is called using the URL protocol from a calling application such as Word. An attacker who successfully exploits this vulnerability can run arbitrary code with the privileges of the calling application. The attacker can then install programs, view, change, or delete data, or create new accounts in the context allowed by the user’s rights. Please see the MSRC Blog Entry for important information about steps you can take to protect your system from this vulnerability.

CVSS
7.8
EPSS
99.4%
99.9% percentile
CISA KEV
Listed
Published
2022.06.02
PRIORITY ASSESSMENT

Immediate review

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

Known exploitationConfirmed by CISA KEV
Exploit probability99.4%
Technical severityCVSS 7.8

Vulnerability overview

A remote code execution vulnerability exists when MSDT is called using the URL protocol from a calling application such as Word. An attacker who successfully exploits this vulnerability can run arbitrary code with the privileges of the calling application. The attacker can then install programs, view, change, or delete data, or create new accounts in the context allowed by the user’s rights. Please see the MSRC Blog Entry for important information about steps you can take to protect your system from this vulnerability.

Affected product and versions

Product
Microsoft Windows 10 Version 1809, Windows Server 2019, Windows Server 2019 (Server Core installation)
Affected versions
>= 10.0.17763.0 < 10.0.17763.3046, >= 10.0.0 < 10.0.17763.3046, >= 10.0.0 < 10.0.19043.1766, >= 10.0.20348.0 < 10.0.20348.770, >= 10.0.0 < 10.0.19042.1766, >= 10.0.0 < 10.0.22000.739, >= 10.0.19043.0 < 10.0.19044.1766, >= 10.0.10240.0 < 10.0.10240.19325, >= 10.0.14393.0 < 10.0.14393.5192, >= 6.1.0 < 6.1.7601.25984, >= 6.3.0 < 6.3.9600.20402, >= 6.1.7601.0 < 6.1.7601.25984, >= 6.2.9200.0 < 6.2.9200.23736, >= 6.3.9600.0 < 6.3.9600.20402, < 10.0.10240.19325, < 10.0.14393.5192, < 10.0.17763.3046, < 10.0.19042.1766, < 10.0.19043.1766, < 10.0.19044.1766
Fixed versions
10.0.10240.19325, 10.0.14393.5192, 10.0.17763.3046, 10.0.19042.1766, 10.0.19043.1766, 10.0.19044.1766, 10.0.22000.739, 10.0.20348.770

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

Apply updates per vendor instructions.

Due date: 2022.07.05
  1. 1
    Identify

    Confirm that Microsoft Windows 10 Version 1809, Windows Server 2019, Windows Server 2019 (Server Core installation) and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 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:H/I:H/A:H
CWE
CWE-610
KEV added
2022.06.14
Ransomware use
확인됨
CVE-2022-30190 — Microsoft Windows 10 Version 1809, Windows Server 2019, Windows Server 2019 (Server Core installation) | SECUFOCUS NOW