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01 Record

CVE-2022-41080

Microsoft Exchange Server Elevation of Privilege Vulnerability

HighKEVPUBLISHEDCNA: microsoft
CNA base score8.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

02 Description

Microsoft Exchange Server Elevation of Privilege Vulnerability

03 Exploitation and scoring

Exploitation
Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2023-01-10. Federal remediation due 2023-01-31. Known ransomware campaign use: reported by CISA.
SSVC decision
  • ExploitationactiveCISA reports credible evidence of active exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
77.32% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 99.5% of scored records. A rank, not a probability.
NVD base score
8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Analyzed. NVD last modified this record on 2026-08-10.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2022-11-09 00:00Z3 YR AGO
Last updated
2026-08-10 15:11Z2 MO AGO
Reserved
2022-09-19
Assigning CNA
microsoft
Record state
PUBLISHED
Severity
High (CVSS 8.8)
CNA CVSS vector
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
Weaknesses
No CWE assigned
Data version
5.2
Document digest
88f573c6f65fde63ec50dd3190700faa4f4e823a057f54cb6f1b4c49dbdd3afd

05 Affected products

VendorProductVersionsPlatforms
MicrosoftMicrosoft Exchange Server 2013 Cumulative Update 2315.00.0 to < 15.00.1497.044x64-based Systems
MicrosoftMicrosoft Exchange Server 2016 Cumulative Update 2215.0.0 to < 15.01.2375.037x64-based Systems
MicrosoftMicrosoft Exchange Server 2016 Cumulative Update 2315.01.0 to < 15.01.2507.016x64-based Systems
MicrosoftMicrosoft Exchange Server 2019 Cumulative Update 1115.02.0 to < 15.02.0986.036x64-based Systems
MicrosoftMicrosoft Exchange Server 2019 Cumulative Update 1215.02.0 to < 15.02.1118.020x64-based Systems

06 References