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CVE-2022-30171

22
FAUCET Score

CVE-2022-30171 is an information disclosure vulnerability affecting Microsoft Office Online Server, Office Web Apps Server, and SharePoint Server. With a CVSS score of 5.5 (Medium), it requires user interaction and local access to exploit, potentially leading to high confidentiality impact. Despite its inclusion in Microsoft's June 2022 Patch Tuesday, there is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:office_online_server:-:*:*:*:*:*:*:*
2013CPE matchmatch criteria
cpe:2.3:a:microsoft:office_web_apps_server:2013:sp1:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:sharepoint_server:-:*:*:*:subscription:*:*:*
2013CPE matchmatch criteria
cpe:2.3:a:microsoft:sharepoint_server:2013:sp1:*:*:enterprise:*:*:*
2016CPE matchmatch criteria
cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.27%
Probability of exploitation in next 30 days
EPSS Percentile
81.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0227 is in the 93rd percentile among its peer group of 5,765 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (7)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Microsoft SharePoint Enterprise Server 2016Fixed in: 16.0.5332.1001
View patch
microsoftpatch availablevia msrc
Product: Microsoft SharePoint Enterprise Server 2013 Service Pack 1Fixed in: 15.0.5459.1001
View patch
microsoftpatch availablevia msrc
Product: Microsoft SharePoint Server 2019Fixed in: 16.0.10387.20008
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office Online ServerFixed in: 16.0.14931.20612
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office Web Apps Server 2013 Service Pack 1Fixed in: 15.0.5459.1001
View patch
microsoftpatch availablevia msrc
Product: Microsoft SharePoint Server Subscription EditionFixed in: 16.0.14931.20418
View patch

Vendor Advisories (1)

microsoft2022-Jun/CVE-2022-30171Important

Microsoft Office Information Disclosure Vulnerability

Jun 14, 2022

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2022-30171
PatchVendor Advisory
msrc.microsoft.com / update-guide/vulnerability/CVE-2022-30171