CVE-2018-0921
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".
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.53%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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-2018-0923, CVE-2018-0944 and CVE-2018-0947.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.53% probability · 91th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- microsoft/sharepoint enterprise server
- Source
- secure@microsoft.com
References
- http://www.securityfocus.com/bid/103302Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040513Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0921Patch, Vendor Advisory
- http://www.securityfocus.com/bid/103302Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040513Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0921Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.