Summaryinfo

A vulnerability, which was classified as critical, has been found in Microsoft Visual Studio 2017 Version 15.0/2017 Version 15.9/2019 Version 16.0/2019 Version 16.4. This vulnerability affects unknown code of the component Git. The manipulation leads to input validation. This vulnerability is traded as CVE-2019-1350. It is possible to initiate the attack remotely. There is no exploit available. Applying a patch is the recommended action to fix this issue. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Detailsinfo

A vulnerability was found in Microsoft Visual Studio 2017 Version 15.0/2017 Version 15.9/2019 Version 16.0/2019 Version 16.4 (Programming Tool Software) and classified as critical. This issue affects an unknown functionality of the component Git. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A remote code execution vulnerability exists when Git for Visual Studio improperly sanitizes input, aka 'Git for Visual Studio Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2019-1349, CVE-2019-1352, CVE-2019-1354, CVE-2019-1387.

The weakness was shared 12/10/2019 as confirmed security update guide (Website). The advisory is shared at portal.msrc.microsoft.com. The vendor cooperated in the coordination of the public release. The identification of this vulnerability is CVE-2019-1350. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The advisory points out:

A remote code execution vulnerability exists when Git for Visual Studio improperly sanitizes input. An attacker who successfully exploited this vulnerability could take control of an affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights.

The vulnerability scanner Nessus provides a plugin with the ID 234508 (Amazon Linux 2 : git (ALAS-2025-2818)), which helps to determine the existence of the flaw in a target environment.

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

The vulnerability is also documented in the vulnerability database at Tenable (234508). The entries VDB-147033, VDB-147032, VDB-147031 and VDB-147030 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Programming Tool Software

Vendor

• Microsoft

Name

• Visual Studio

Version

• 2017 Version 15.0
• 2017 Version 15.9
• 2019 Version 16.0
• 2019 Version 16.4

License

• commercial

Website

• Vendor: https://www.microsoft.com/

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