Vulnerability · Published Jul 14, 2021 · Assigned by microsoft
CVE-2021-34517Microsoft SharePoint Server Spoofing Vulnerability
Medium 5.3
In plain English
A medium-severity security flaw in Microsoft SharePoint Enterprise Server 2013 Service Pack 1 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.0% (higher than 80% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)2.0%top 19.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Microsoft SharePoint Server Spoofing Vulnerability
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft SharePoint Enterprise Server 2013 Service Pack 1 | 15.0.0 – before 15.0.5363.1000 |
| Microsoft | Microsoft SharePoint Enterprise Server 2016 | 16.0.0 – before 16.0.5188.1000 |
| Microsoft | Microsoft SharePoint Foundation 2013 Service Pack 1 | 15.0.0 – before 15.0.5363.1000 |
| Microsoft | Microsoft SharePoint Server 2019 | 16.0.0 – before 16.0.10376.20001 |
References
- Microsoft SharePoint Server Spoofing Vulnerability vendor-advisory, patch
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34517 x_refsource_MISC, x_transferred