CVE-2022-30190
Microsoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution
- Published1 Jun 2022
- Added to CISA KEV14 Jun 2022
- Remediation due5 Jul 2022
Description
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 3.1 breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HAffected products
Remediation
References
- http://packetstormsecurity.com/files/167438/Microsoft-Office-Word-MSDTJS-Code-Execution.html
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-30190
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-30190
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-30190
Frequently asked
Is CVE-2022-30190 being actively exploited?
Yes. CVE-2022-30190 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 14 Jun 2022. It has been used in ransomware campaigns.
How severe is CVE-2022-30190?
CVE-2022-30190 has a CVSS 3.1 base score of 7.8, rated high. EPSS estimates a 99.2% probability of exploitation.
Which products are affected by CVE-2022-30190?
Affected products include Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 20h2, Microsoft Windows 10 21h1, and 11 more.
How do I fix CVE-2022-30190?
Upgrade affected software to a fixed version, for example Microsoft Windows 10 1507 10.0.10240.19325, Microsoft Windows 10 1607 10.0.14393.5192, Microsoft Windows 10 1809 10.0.17763.3046 or later, then confirm no affected versions remain in your inventory.
How Secuno handles this
Secuno correlates vulnerabilities like CVE-2022-30190 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, a risk for it never ranks below high, and the update that fixes it moves to the Emergency patch lane. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.
Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.