Microsoft Windows up to Server 2019 Diagnostics Hub Standard Collector privileges management

Summaryinfo

A vulnerability was found in Microsoft Windows. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component Diagnostics Hub Standard Collector. The manipulation results in privileges management. This vulnerability was named CVE-2020-1133. The attack may be performed from remote. There is no available exploit. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows (Operating System). It has been classified as critical. Affected is some unknown processing of the component Diagnostics Hub Standard Collector. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

<p>An elevation of privilege vulnerability exists when the Diagnostics Hub Standard Collector improperly handles file operations. An attacker who successfully exploited this vulnerability could run processes in an elevated context.</p> <p>An attacker could exploit this vulnerability by running a specially crafted application on the victim system.</p> <p>The update addresses the vulnerability by correcting the way the Diagnostics Hub Standard Collector handles file operations.</p>

The weakness was presented 09/08/2020 as confirmed security update guide (Website). The advisory is shared for download at portal.msrc.microsoft.com. The public release was coordinated in cooperation with the vendor. This vulnerability is traded as CVE-2020-1133. It is possible to launch the attack remotely. Required for exploitation is a authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 02/24/2026). The MITRE ATT&CK project declares the attack technique as T1068. The advisory points out:

An elevation of privilege vulnerability exists when the Diagnostics Hub Standard Collector improperly handles file operations. An attacker who successfully exploited this vulnerability could run processes in an elevated context.

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

See VDB-160912, VDB-160911, VDB-160910 and VDB-160909 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Operating System

Vendor

• Microsoft

Name

• Windows

Version

• 10
• 10 1607
• 10 1709
• 10 1803
• 10 1809
• 10 1903
• 10 1909
• 10 2004
• Server 1903
• Server 1909
• Server 2004
• Server 2016
• Server 2019

License

• commercial

Website

• Vendor: https://www.microsoft.com/
• Product: https://www.microsoft.com/en-us/windows

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Once again VulDB remains the best source for vulnerability data.

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