01 Record
CVE-2022-41079
Microsoft Exchange Server Spoofing Vulnerability
HighPUBLISHEDCNA: microsoft
CNA base score8.0 CVSS v3.xCVSS:3.1/AV:A/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 Spoofing Vulnerability
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.84% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 57.6% of scored records. A rank, not a probability.
- NVD base score
- 8.0 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. 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 8.0)
- CNA CVSS vector
- CVSS:3.1/AV:A/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
- 0eadefa4a0f7a40b9e20105cfe1e671dab3e2ca3f6d9aa06a60fab956b077fda
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
- msrc.microsoft.comMicrosoft Exchange Server Spoofing Vulnerabilityhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-41079