Microsoft Windows up to Server 2019 Remote Desktop Protocol information disclosure

Summaryinfo

A vulnerability was found in Microsoft Windows up to Server 2019. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component Remote Desktop Protocol. Such manipulation leads to information disclosure. This vulnerability is traded as CVE-2019-1225. The attack may be launched remotely. There is no exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows up to Server 2019 (Operating System) and classified as problematic. Affected by this issue is some unknown processing of the component Remote Desktop Protocol. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

An information disclosure vulnerability exists when the Windows RDP server improperly discloses the contents of its memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the system. To exploit this vulnerability, an attacker would have to connect remotely to an affected system and run a specially crafted application. The security update addresses the vulnerability by correcting how the Windows RDP server initializes memory.

The weakness was shared 08/13/2019 as confirmed security update guide (Website). The advisory is shared for download at portal.msrc.microsoft.com. The vendor cooperated in the coordination of the public release. This vulnerability is handled as CVE-2019-1225. The attack may be launched remotely. Required for exploitation is a simple authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

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

The entries VDB-139968, VDB-139966, VDB-139965 and VDB-139963 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Operating System

Vendor

• Microsoft

Name

• Windows

Version

• 10 1803
• 10 1809
• 10 1903
• Server 1803
• Server 1903
• Server 2019

License

• commercial

Website

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

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