Vulnerability Details : 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 category: Cross site scripting (XSS)Gain privilege
Products affected by CVE-2018-0923
- cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:sharepoint_enterprise_server:2013:sp1:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-0923
1.20%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 85 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-0923
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2018-0923
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-0923
-
http://www.securityfocus.com/bid/103308
Microsoft SharePoint Server CVE-2018-0923 Remote Privilege Escalation VulnerabilityThird Party Advisory;VDB Entry
-
http://www.securitytracker.com/id/1040513
Microsoft SharePoint Bugs Let Remote Users Conduct Cross-Site Scripting Attacks and Remote Authenticated Users Gain Elevated Privileges - SecurityTrackerThird Party Advisory;VDB Entry
-
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0923
CVE-2018-0923 | Microsoft SharePoint Elevation of Privilege VulnerabilityPatch;Vendor Advisory
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