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5.3

CVE-2022-30154: Microsoft File Server Shadow Copy Agent Service elevation of privileges possible.

CVE-2022-30154 · published 4 years ago
Summary

An attacker can gain elevated rights on a Windows server running the File Server Shadow Copy Agent Service. This could allow them to access sensitive data or install malware. Microsoft has released a patch to fix the issue, and it's recommended to apply it as soon as possible.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
microsoft windows_10 20h2
cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:*
microsoft windows_server_2012 r2
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
microsoft windows_server_2016 All versions
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
microsoft windows_server_2019 All versions
cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
microsoft windows_server_2022 All versions
cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*
Original advisory text
Microsoft File Server Shadow Copy Agent Service (RVSS) Elevation of Privilege Vulnerability
Microsoft File Server Shadow Copy Agent Service (RVSS) Elevation of Privilege Vulnerability
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
5.3 Medium
Exploitation
2% chance of attack within 30 days
Timeline
Published15 Jun 2022
Updated4 Nov 2026
First seen7 Mar 2026
Sources
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