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Fencer Vulns
medium 5.3

CVE-2022-30154 json

Microsoft File Server Shadow Copy Agent Service (RVSS) Elevation of Privilege Vulnerability

published 2022-06-15 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-35362

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

Microsoft File Server Shadow Copy Agent Service (RVSS) Elevation of Privilege Vulnerability

Patch / fix

  • Microsoft Windows Server 2019 10.0.17763.3046
  • Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.3046
  • Microsoft Windows Server 2022 10.0.20348.770
  • Microsoft Windows Server version 20H2 10.0.19042.1766
  • Microsoft Windows Server 2016 10.0.14393.5192
  • Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.5192
  • Microsoft Windows Server 2012 6.2.9200.23736
  • Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.23736
  • Microsoft Windows Server 2012 R2 6.3.9600.20402
  • Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.20402

Exploit prediction

1.83% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 2.1 AV:N/AC:H/Au:S/C:N/I:P/A:N

Affected products

  • Microsoft Windows Server 2019
  • Microsoft Windows Server 2019 (Server Core installation)
  • Microsoft Windows Server 2022
  • Microsoft Windows Server version 20H2
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2016 (Server Core installation)
  • Microsoft Windows Server 2012
  • Microsoft Windows Server 2012 (Server Core installation)
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2012 R2 (Server Core installation)

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.