Microsoft Windows up to Server 2022 Drive Remapping untrusted search path

Summaryinfo

A vulnerability classified as critical was found in Microsoft Windows 10/11/Server 2016/Server 2019/Server 2022. This impacts an unknown function of the component Drive Remapping. The manipulation results in untrusted search path. This vulnerability was named CVE-2024-6769. The attack needs to be approached locally. There is no available exploit.

Detailsinfo

A vulnerability was found in Microsoft Windows 10/11/Server 2016/Server 2019/Server 2022. It has been classified as critical. Affected is an unknown function of the component Drive Remapping. The manipulation with an unknown input leads to a untrusted search path vulnerability. CWE is classifying the issue as CWE-426. The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A DLL Hijacking caused by drive remapping combined with a poisoning of the activation cache in Microsoft Windows 10, Windows 11, Windows Server 2016, Windows Server 2019, and Windows Server 2022 allows a malicious authenticated attacker to elevate from a medium integrity process to a high integrity process without the intervention of a UAC prompt.

The weakness was presented by Ricardo Narvaja. The advisory is shared for download at fortra.com. This vulnerability is traded as CVE-2024-6769 since 07/15/2024. The exploitability is told to be easy. The attack needs to be approached locally. Additional levels of successful authentication are necessary for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $25k-$100k (estimation calculated on 10/01/2024). The MITRE ATT&CK project declares the attack technique as T1574.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Operating System

Vendor

• Microsoft

Name

• Windows

Version

• 10
• 11
• Server 2016
• Server 2019
• Server 2022

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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