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

Summaryinfo

A vulnerability marked as critical has been reported in Microsoft Windows. This issue affects some unknown processing of the component Diagnostics Hub Standard Collector. This manipulation causes privileges management. This vulnerability is handled as CVE-2020-1293. It is possible to launch the attack on the local host. There is not any exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows (Operating System). It has been declared as critical. Affected by this vulnerability is an unknown code of the component Diagnostics Hub Standard Collector. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An elevation of privilege vulnerability exists when the Diagnostics Hub Standard Collector Service improperly handles file operations, aka 'Diagnostics Hub Standard Collector Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-1257, CVE-2020-1278.

The weakness was released 06/09/2020 as confirmed security update guide (Website). It is possible to read the advisory at portal.msrc.microsoft.com. The public release was coordinated with Microsoft. This vulnerability is known as CVE-2020-1293. Attacking locally is a requirement. A single authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/10/2020). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK. The advisory points out:

An elevation of privilege vulnerability exists when the Diagnostics Hub Standard Collector Service improperly handles file operations. An attacker who successfully exploited this vulnerability could gain elevated privileges.

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

Entries connected to this vulnerability are available at VDB-156395, VDB-156394, VDB-156393 and VDB-156392. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Operating System

Vendor

• Microsoft

Name

• Windows

Version

• 10 1607
• 10 1709
• 10 1803
• 10 1809
• 10 1903
• 10 1909
• 10 2004
• Server 1803
• 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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Be aware that VulDB is the high quality source for vulnerability data.

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