Vulnerability in Microsoft Exchange Server
CVE-2022-24463
Microsoft Exchange Server Spoofing Vulnerability
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.318 (98.3th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.318 · newest: 0.318 · change: 0.000
Affected products
- Microsoft Exchange Server — versions 2016, 2019
- Microsoft Exchange Server 2016 Cumulative Update 21 — versions 15.01.0
- Microsoft Exchange Server 2016 Cumulative Update 22 — versions 15.0.0
- Microsoft Exchange Server 2019 Cumulative Update 10 — versions 15.02.0
- Microsoft Exchange Server 2019 Cumulative Update 11 — versions 15.02.0
Public proof-of-concept exploits
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2022-24463 (vendor-advisory)
Frequently asked questions
- What is CVE-2022-24463?
- CVE-2022-24463 is a medium-severity vulnerability in Microsoft Exchange Server. CVSS score: 6.5/10. Published 2022-03-09.
- How severe is CVE-2022-24463?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2022-24463 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.