Vulnerability in Microsoft Office Online Server
CVE-2022-30171
Microsoft Office Information Disclosure Vulnerability
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.026 (84.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: 0.000
Affected products
- Microsoft Office Online Server — versions 16.0.1
- Microsoft Office Web Apps Server 2013 Service Pack 1 — versions 15.0.1
- Microsoft Sharepoint Enterprise Server 2013 Service Pack 1 — versions 15.0.0
- Microsoft Sharepoint Enterprise Server 2016 — versions 16.0.0
- Microsoft Sharepoint Server 2019 — versions 16.0.0
- Microsoft Sharepoint Server Subscription Edition — versions 16.0.0
- Microsoft Office Online Server
- Microsoft Office Web Apps Server — versions 2013
- Microsoft Sharepoint Server — versions 2013, 2016, 2019
Public proof-of-concept exploits
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2022-30171 (vendor-advisory)
- af854a3a-2127-422b-91ae-364da2661108 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-30171?
- CVE-2022-30171 is a medium-severity vulnerability in Microsoft Office Online Server. CVSS score: 5.5/10. Published 2022-06-15.
- How severe is CVE-2022-30171?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2022-30171 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.