CVE-2022-30190
Microsoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution Vulnerability
CVSS
7.8
High
EPSS
99.2%
p100
KEV
YES
Jun 14, 2022
Exploit Today
80
0-100
Published: Jun 1, 2022 · Last modified: Aug 6, 2026
Product
Microsoft / Windows
Vulnerability
Microsoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution Vulnerability
Added to KEV
Jun 14, 2022
Remediate by
Jul 5, 2022
Known ransomware use
Yes
Summary 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 code with the privileges of the calling application.
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2022-30190
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.
- msrc.microsoft.comhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-30190
- packetstormsecurity.comhttp://packetstormsecurity.com/files/167438/Microsoft-Office-Word-MSDTJS-Code-Execution.html
- portal.msrc.microsoft.comhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-30190
- www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-30190