CVE-2020-1103

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An information disclosure vulnerability exists where certain modes of the search function in Microsoft SharePoint Server are vulnerable to cross-site search attacks (a variant of cross-site request forgery, CSRF).When users are simultaneously logged in to Microsoft SharePoint Server and visit a malicious web page, the attacker can, through standard browser functionality, induce the browser to invoke search queries as the logged in user, aka 'Microsoft SharePoint Information Disclosure Vulnerability'.

Se presenta una vulnerabilidad de divulgación de información donde determinados modos de la función search en Microsoft SharePoint Server son vulnerables a ataques de tipo cross-site search (una variante de cross-site request forgery, CSRF). Cuando los usuarios inician sesión simultáneamente en Microsoft SharePoint Server y visitan un página web maliciosa, el atacante puede, por medio de la funcionalidad standard browser, inducir al navegador a invocar consultas de búsqueda como el usuario registrado, también se conoce como "Microsoft SharePoint Information Disclosure Vulnerability".

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-11-04 CVE Reserved
2020-05-21 CVE Published
2024-08-04 CVE Updated
2024-10-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-352: Cross-Site Request Forgery (CSRF)

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1103	2021-07-21

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"				2016 Search vendor "Microsoft" for product "Sharepoint Enterprise Server" and version "2016"		-		Affected
Microsoft Search vendor "Microsoft"		Sharepoint Foundation Search vendor "Microsoft" for product "Sharepoint Foundation"				2013 Search vendor "Microsoft" for product "Sharepoint Foundation" and version "2013"		sp1		Affected
Microsoft Search vendor "Microsoft"		Sharepoint Server Search vendor "Microsoft" for product "Sharepoint Server"				2019 Search vendor "Microsoft" for product "Sharepoint Server" and version "2019"		-		Affected