CSRF in Microsoft Sharepoint Enterprise Server
CVE-2020-1103
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'.
Vulnerability class: CSRF (Cross-Site Request Forgery)
EPSS: 0.027 (84.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
Affected products
- Microsoft Sharepoint Enterprise Server — versions 2016
- Microsoft Sharepoint Foundation — versions 2013 Service Pack 1
- Microsoft Sharepoint Server — versions 2019
- Microsoft Sharepoint_enterprise_server — versions 2016
- Microsoft Sharepoint_foundation — versions 2013
- Microsoft Sharepoint_server — versions 2019
Weakness classification (CWE)
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-1103?
- CVE-2020-1103 is a medium-severity vulnerability in Microsoft Sharepoint Enterprise Server, classified under Cross-Site Request Forgery (CSRF). CVSS score: 6.5/10. Published 2020-05-21.
- How severe is CVE-2020-1103?
- Medium severity. CVSS v3 base score is 6.5 out of 10.