| ID | 51057 |
| Created | Dec 28, 2021 |
| Updated | Mar 31, 2022 |
| Outbreak Alert | AD Privilege Escalation |
| Severity |
|
| Default Action | drop |
| Affected OS | Windows |
| Affected App | Other |
Update History
| Date | Version | Detail |
|---|---|---|
| 2022-03-31 | 20.289 | Sig Added |
| 2022-02-23 | 19.264 | Sig Added |
| 2022-02-22 | 19.263 | Sig Added |
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Threat Encyclopedia
MS.Active.Directory.SAM.Privilege.Escalation
Description
This indicates a possible attack against a Privilege Escalation vulnerability in Microsoft Active Directory.
The vulnerability is due to insufficient sanitizing of user supplied inputs. A remote attacker may be able to exploit this to execute arbitrary code within the context of the application via a crafted request.
Affected Products
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
Windows Server 2008 for x64-based Systems Service Pack 2
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
Windows Server 2008 for 32-bit Systems Service Pack 2
Windows Server 2012 R2
Windows Server 2012 (Server Core installation)
Windows Server 2012
Windows Server 2016 (Server Core installation)
Windows Server 2016
Windows Server 2019 (Server Core installation)
Windows Server 2019
Windows Server 2022 (Server Core installation)
Windows Server 2022
Windows Server, version 20H2 (Server Core Installation)
Windows Server, version 2004 (Server Core installation)
Impact
Privilege Escalation: Remote attackers can leverage their privilege on the vulnerable systems.
Recommended Actions
Refer to the vendor's website for a suggested workaround.
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-42278
