01 Record
CVE-2022-24463
Microsoft Exchange Server Spoofing Vulnerability
MediumPUBLISHEDCNA: microsoft
CNA base score6.5 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/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
- 31.79% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 98.1% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (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:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- 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
- 2022-03-09 17:07Z4 YR AGO
- Last updated
- 2025-07-08 15:31Z1 YR AGO
- Reserved
- 2022-02-05
- Assigning CNA
- microsoft
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
- Weaknesses
- No CWE assigned
- Data version
- 5.1
- Document digest
- 0dbe023870d389a2a1c6183d6e76494de03ac2f3dd0d2e2e291d72ff9f3eb0f6
05 Affected products
VendorProductVersionsPlatforms
MicrosoftMicrosoft Exchange Server 2016 Cumulative Update 2115.01.0 to < 15.01.2308.027x64-based Systems
MicrosoftMicrosoft Exchange Server 2019 Cumulative Update 1015.02.0 to < 15.02.0922.027x64-based Systems
MicrosoftMicrosoft Exchange Server 2016 Cumulative Update 2215.0.0 to < 15.01.2375.024x64-based Systems
MicrosoftMicrosoft Exchange Server 2019 Cumulative Update 1115.02.0 to < 15.02.0986.022x64-based Systems
06 References
- msrc.microsoft.comMicrosoft Exchange Server Spoofing Vulnerabilityhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-24463