CVE-2017-11820

Severity Score

5.4

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Microsoft SharePoint Enterprise Server 2013 SP1 and Microsoft SharePoint Enterprise Server 2016 allow an attacker to exploit a cross-site scripting (XSS) vulnerability by sending a specially crafted request to an affected SharePoint server, due to how SharePoint Server sanitizes web requests, aka "Microsoft Office SharePoint XSS Vulnerability". This CVE ID is unique from CVE-2017-11775 and CVE-2017-11777.

Microsoft SharePoint Enterprise Server 2013 SP1 y Microsoft SharePoint Enterprise Server 2016 permiten que un atacante explote una vulnerabilidad de Cross-Site Scripting (XSS) enviando una petición especialmente manipulada a un servidor SharePoint afectado debido a cómo sanitiza el servidor SharePoint las peticiones web, lo que también se conoce como "Microsoft Office SharePoint XSS Vulnerability". El ID de este CVE es diferente de CVE-2017-11775 y CVE-2017-11777.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2017-07-31 CVE Reserved
2017-10-13 CVE Published
2024-09-16 CVE Updated
2024-10-25 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (3)

URL	Tag	Source
http://www.securityfocus.com/bid/101097	Third Party Advisory
http://www.securitytracker.com/id/1039540	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11820	2017-10-20

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Microsoft Search vendor "Microsoft"		Sharepoint Enterprise Server Search vendor "Microsoft" for product "Sharepoint Enterprise Server"				2013 Search vendor "Microsoft" for product "Sharepoint Enterprise Server" and version "2013"		sp1		Affected
Microsoft Search vendor "Microsoft"		Sharepoint Enterprise Server Search vendor "Microsoft" for product "Sharepoint Enterprise Server"				2016 Search vendor "Microsoft" for product "Sharepoint Enterprise Server" and version "2016"		-		Affected