Medium severity · published Oct 13, 2017
CVE-2017-11820
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…
5.4
CVSS
2.3%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)2.3% · higher than 83% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SE
Sharepoint Enterprise Server · Microsoft
2013; 2016 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-11820
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-11820
Third Party Advisory
http://www.securityfocus.com/bid/101097
Third Party Advisory
http://www.securitytracker.com/id/1039540
Patch
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11820
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