Known exploited vulnerability
CVE-2022-30190
The short answer
CVE-2022-30190 affects Microsoft Windows 10 Version 1809 and is rated high (CVSS 7.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2022-06-14: attackers are using it, so patch it first. The vendor has linked a patch.
What it is
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.
Severity
7.8 high
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploited (CISA KEV)
Yes, since Jun 14, 2022
Federal due date Jul 5, 2022
EPSS, next 30 days
99%
Higher than 100% of scored CVEs
How it can be exploited
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply updates per vendor instructions.
Affected products
Windows 10 Version 1809, Windows Server 2019, Windows Server 2019 (Server Core installation), Windows 10 Version 21H1, Windows Server 2022, Windows 10 Version 20H2, Windows Server version 20H2, Windows 11 version 21H2, Windows 10 Version 21H2, Windows 10 Version 1507, Windows 10 Version 1607, Windows Server 2016. NVD's record lists the exact affected versions.
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2022-30190 Vendor Advisory
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-30190 PatchVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-30190 US Government Resource
Questions
Is CVE-2022-30190 being exploited?
Yes. CISA added CVE-2022-30190 to its Known Exploited Vulnerabilities catalog on 2022-06-14, with a federal remediation due date of 2022-07-05. CISA lists it as used in ransomware campaigns.
How do I fix CVE-2022-30190?
CISA's required action: Apply updates per vendor instructions.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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