Microsoft Windows Server 20H2 up to Server 2019 Network File System Remote Code Execution
|CVSS Meta Temp Score|
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|Current Exploit Price (≈)|
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|CTI Interest Score|
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A vulnerability, which was classified as very critical, has been found in Microsoft Windows (Operating System). This issue affects an unknown code block of the component Network File System. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
Windows Network File System Remote Code Execution Vulnerability.
The weakness was shared 05/10/2022 as confirmed security guidance (Website). It is possible to read the advisory at portal.msrc.microsoft.com. The identification of this vulnerability is CVE-2022-26937 since 03/11/2022. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $25k-$100k at the moment (estimation calculated on 05/12/2022).
Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.
CVSSv3VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 8.9
VulDB Base Score: 9.8
VulDB Temp Score: 8.5
VulDB Vector: 🔒
VulDB Reliability: 🔍
Vendor Base Score (Microsoft): 9.8
Vendor Vector (Microsoft): 🔒
CNA Base Score: 9.8
CNA Vector (Microsoft): 🔒
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceInterest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍
Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒
Timeline03/11/2022 CVE reserved
05/10/2022 +60 days Advisory disclosed
05/10/2022 +0 days Countermeasure disclosed
05/11/2022 +0 days VulDB entry created
05/12/2022 +1 days VulDB last update
CVE: CVE-2022-26937 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20140213
EntryCreated: 05/11/2022 06:07 AM
Updated: 05/12/2022 07:32 PM
Changes: (10) vulnerability_cvss3_meta_tempscore vulnerability_cvss3_cna_basescore vulnerability_cvss3_cna_av vulnerability_cvss3_cna_ac vulnerability_cvss3_cna_pr vulnerability_cvss3_cna_ui vulnerability_cvss3_cna_s vulnerability_cvss3_cna_c vulnerability_cvss3_cna_i vulnerability_cvss3_cna_a
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