Vulnerability Details : CVE-2019-0557
A cross-site-scripting (XSS) vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted web request to an affected SharePoint server, aka "Microsoft Office SharePoint XSS Vulnerability." This affects Microsoft SharePoint. This CVE ID is unique from CVE-2019-0556, CVE-2019-0558.
Vulnerability category: Cross site scripting (XSS)
Exploit prediction scoring system (EPSS) score for CVE-2019-0557
Probability of exploitation activity in the next 30 days: 0.07%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 28 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2019-0557
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
NIST |
|
5.4
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
NIST |
CWE ids for CVE-2019-0557
-
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-2019-0557
-
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0557
CVE-2019-0557 | Microsoft Office SharePoint XSS VulnerabilityPatch;Vendor Advisory
-
http://www.securityfocus.com/bid/106388
Microsoft Office SharePoint CVE-2019-0557 Cross Site Scripting VulnerabilityThird Party Advisory;VDB Entry
Products affected by CVE-2019-0557
- cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*