2021-33781 | Microsoft Windows Active Directory unknown vulnerability
|CVSS Meta Temp Score
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|Current Exploit Price (≈)
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|CTI Interest Score
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A vulnerability was found in Microsoft Windows 10 20H2 up to Server 2019 (Operating System). It has been rated as critical. This issue affects some unknown processing of the component Active Directory. Impacted is confidentiality, and integrity. The summary by CVE is:
Active Directory Security Feature Bypass Vulnerability
The weakness was released 07/13/2021 as confirmed security guidance (Website). The advisory is shared at portal.msrc.microsoft.com. The identification of this vulnerability is CVE-2021-33781 since 05/28/2021. The exploitation is known to be easy. The attack may be initiated remotely. Required for exploitation is a simple authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $25k-$100k at the moment (estimation calculated on 07/17/2021).
Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.
VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 5.9
VulDB Base Score: 8.1
VulDB Temp Score: 7.1
VulDB Vector: 🔒
VulDB Reliability: 🔍
Vendor Base Score (Microsoft): 5.4
Vendor Vector (Microsoft): 🔒
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔒
Active Actors: 🔍
Active APT Groups: 🔍Recommended: Patch
Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒
05/28/2021 CVE assigned
07/13/2021 +46 days Advisory disclosed
07/13/2021 +0 days Countermeasure disclosed
07/14/2021 +0 days VulDB entry created
07/17/2021 +3 days VulDB last updateVendor: https://www.microsoft.com/
CVE: CVE-2021-33781 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20161215
Created: 07/14/2021 08:19
Updated: 07/17/2021 10:24
Changes: (2) source_cve_assigned source_cve_nvd_summary
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