XSS in Microsoft Sharepoint Enterprise Server
CVE-2018-0923
Microsoft SharePoint Enterprise Server 2016 allows an elevation of privilege vulnerability to due how specially crafted web requests are sanitized, aka "Microsoft SharePoint Elevation of Privilege Vulnerability". This CVE is unique from CVE-2018-0909, CVE-2018-0910. CVE-2018-0911, CVE-2018-0912, CVE-2018-0913 CVE-2018-0914, CVE-2018-0915, CVE-2018-0916, CVE-2018-0917, CVE-2018-0921, CVE-2018-0944 and CVE-2018-0947.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.045 (91.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.045 · newest: 0.045 · change: 0.000
Affected products
- Microsoft Sharepoint Enterprise Server — versions 2013, 2016
- Microsoft Corporation Sharepoint — versions Microsoft SharePoint Enterprise Server 2016
Weakness classification (CWE)
References
- www.securityfocus.com/bid/103308 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securitytracker.com/id/1040513 (VDB Entry, Third Party Advisory, vdb-entry)
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0923 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-0923?
- CVE-2018-0923 is a high-severity vulnerability in Microsoft Sharepoint Enterprise Server, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2018-03-14.
- How severe is CVE-2018-0923?
- High severity. CVSS v3 base score is 8.8 out of 10.