Vulnerability · Published Oct 13, 2021 · Assigned by microsoft
CVE-2021-41361Active Directory Federation Server Spoofing Vulnerability
Medium 5.4
In plain English
A medium-severity security flaw in Windows Server 2016 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.9%top 38.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Active Directory Federation Server Spoofing Vulnerability
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows Server 2019 | 10.0.0 – before 10.0.17763.2237 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.0 – before 10.0.17763.2237 |
| Microsoft | Windows Server 2022 | 10.0.0 – before 10.0.20348.288 |
| Microsoft | Windows Server version 2004 | 10.0.0 – before 10.0.19041.1288 |
| Microsoft | Windows Server version 20H2 | 10.0.0 – before 10.0.19041.1288 |
| Microsoft | Windows Server 2016 | 10.0.0 – before 10.0.14393.4704 |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.0 – before 10.0.14393.4704 |