CVE-2022-30216
Published: 12 July 2022
Summary
CVE-2022-30216 is a high-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Microsoft Windows 10. Its CVSS base score is 8.8 (High).
Operationally, ranked in the top 1.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2022-30216 is a Windows Server Service Tampering Vulnerability affecting the Windows Server Service component. It is rated 8.8 under CVSS 3.1 with the vector AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H and is classified under CWE-434.
An attacker with low privileges can exploit the flaw remotely over a network without user interaction, resulting in high impact to confidentiality, integrity, and availability through tampering actions.
Microsoft publishes mitigation guidance for this issue in its Security Response Center update guide, which directs administrators to the corresponding security update for the affected Windows versions.
The associated EPSS score stands at 0.5958 for both current and peak values.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-35422
Vulnerability details
Windows Server Service Tampering Vulnerability
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.
Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.
Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.
Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.