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CVE-2020-17017

23
FAUCET Score

CVE-2020-17017 is an information disclosure vulnerability affecting Microsoft SharePoint Enterprise Server, Foundation, and Server products. With a CVSS score of 6.5 (Medium), this vulnerability allows an authenticated attacker to remotely access sensitive information without user interaction, posing a high confidentiality risk. While there is no evidence of active exploitation, public exploit code, or inclusion in CISA's KEV catalog, the vulnerability has garnered significant community discussion and media coverage, indicating awareness within the cybersecurity landscape.

Impacted Technologies

VendorProductVersion(s)CPE
2016CPE matchmatch criteria
cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:*
2010CPE matchmatch criteria
cpe:2.3:a:microsoft:sharepoint_foundation:2010:sp2:*:*:*:*:*:*
2013CPE matchmatch criteria
cpe:2.3:a:microsoft:sharepoint_foundation:2013:sp1:*:*:*:*:*:*
2019CPE matchmatch criteria
cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.6
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.55%
Probability of exploitation in next 30 days
EPSS Percentile
88.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0355 is in the 96th percentile among its peer group of 21,977 CVEs.

Social Chatter

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

Media Mentions

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

Remediation

Patch Available

Vendor Patches (5)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Microsoft SharePoint Enterprise Server 2016
View patch
microsoftpatch availablevia msrc
Product: Microsoft SharePoint Server 2019
View patch
microsoftpatch availablevia msrc
Product: Microsoft SharePoint Foundation 2010 Service Pack 2
View patch
microsoftpatch availablevia msrc
Product: Microsoft SharePoint Foundation 2013 Service Pack 1
View patch

Vendor Advisories (1)

microsoft2020-Nov/CVE-2020-17017Important

Microsoft SharePoint Information Disclosure Vulnerability

Nov 10, 2020

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2020-17017
PatchVendor Advisory