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Fencer Intel
critical 9.8

CVE-2022-41080 kev+ ransomware in the critical feed json

Microsoft Exchange Server Elevation of Privilege Vulnerability

published 4y ago modified 2mo ago also EUVD-2022-44324

cvss
9.8
version 3.1, CNA
cisa kev
Exploited
added 2023-01-10, used in ransomware
epss
77.3%
EPSS 77.3% chance of exploitation in 30 days, percentile 99.5%
public exploits
0
none known

Summary

Microsoft Exchange Server Elevation of Privilege Vulnerability

Patch / fix

cisa required action Apply updates per vendor instructions.

  • Microsoft Microsoft Exchange Server 2013 Cumulative Update 23 15.00.1497.044
  • Microsoft Microsoft Exchange Server 2016 Cumulative Update 22 15.01.2375.037
  • Microsoft Microsoft Exchange Server 2016 Cumulative Update 23 15.01.2507.016
  • Microsoft Microsoft Exchange Server 2019 Cumulative Update 11 15.02.0986.036
  • Microsoft Microsoft Exchange Server 2019 Cumulative Update 12 15.02.1118.020

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Timeline

  1. Published
  2. Added to CISA KEV
  3. CISA patch deadline
  4. CISA SSVC: exploitation active

Known exploited

Added
3y ago
Patch by
2023-01-31 (3y ago)
Ransomware
Known to be used in ransomware campaigns
Required action
Apply updates per vendor instructions.
Vendor, product
Microsoft, Exchange Server
CISA name
Microsoft Exchange Server Privilege Escalation Vulnerability

Ransomware

Groups reported to have exploited it in intrusions.

  • PLAY ransomware gang

reported by crowdstrike.com

Ransomware Vulnerability Matrix by BushidoUK (github.com/BushidoUK/Ransomware-Vulnerability-Matrix), reformatted per CVE. CC BY 4.0

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
no
Technical impact
total
Assessed
2y ago

Exploit prediction

77.33% chance of exploitation in the next 30 days, higher than 99.5% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Microsoft Microsoft Exchange Server 2013 Cumulative Update 23
  • Microsoft Microsoft Exchange Server 2016 Cumulative Update 22
  • Microsoft Microsoft Exchange Server 2016 Cumulative Update 23
  • Microsoft Microsoft Exchange Server 2019 Cumulative Update 11
  • Microsoft Microsoft Exchange Server 2019 Cumulative Update 12

Classification

Technology feeds

References

Sources

Fencer Intel 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.