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CVE-2022-34716: Spoofing in Microsoft Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)

Medium
VulnerabilityCVE-2022-34716cvecve-2022-34716
Published: Tue Aug 09 2022 (08/09/2022, 19:55:43 UTC)
Source: CVE Database V5
Vendor/Project: Microsoft
Product: Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)

Description

.NET Spoofing Vulnerability

AI-Powered Analysis

AILast updated: 07/07/2025, 22:11:55 UTC

Technical Analysis

CVE-2022-34716 is a medium-severity spoofing vulnerability affecting Microsoft Visual Studio 2017 versions 15.0 through 15.9.0. The vulnerability is categorized under CWE-290, which relates to improper authentication. Specifically, this flaw involves .NET spoofing, where an attacker could potentially deceive the system or users by impersonating a trusted entity or component within the Visual Studio environment. The CVSS 3.1 base score is 5.9, indicating a moderate risk. The vector details (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N) show that the attack can be performed remotely over the network without privileges or user interaction, but requires high attack complexity. The impact primarily affects confidentiality, allowing unauthorized disclosure of information, while integrity and availability remain unaffected. No known exploits are currently reported in the wild, and no official patches or mitigations have been linked in the provided data. The vulnerability was published on August 9, 2022, and reserved on June 27, 2022. Given that Visual Studio is a widely used integrated development environment (IDE), this vulnerability could be leveraged to mislead developers or automated processes, potentially leading to the introduction of malicious code or leakage of sensitive development information if exploited.

Potential Impact

For European organizations, the impact of CVE-2022-34716 could be significant, especially for those heavily reliant on Microsoft Visual Studio 2017 for software development. Spoofing within the IDE environment could allow attackers to impersonate trusted components or code, potentially leading to the insertion of malicious code during the development lifecycle or unauthorized access to proprietary source code. This could compromise intellectual property, lead to supply chain risks, and undermine software integrity. Confidentiality breaches could expose sensitive project details or credentials embedded in development environments. Although the vulnerability does not affect integrity or availability directly, the indirect consequences of compromised development processes could be severe, including downstream exploitation of developed applications. European organizations in sectors such as finance, healthcare, and critical infrastructure, which often have stringent compliance requirements, could face regulatory and reputational damage if such a vulnerability is exploited.

Mitigation Recommendations

Given the absence of official patches in the provided information, European organizations should implement several targeted mitigations: 1) Upgrade to a newer, supported version of Microsoft Visual Studio where this vulnerability is addressed, or apply any available security updates from Microsoft promptly. 2) Restrict network access to development environments to trusted internal networks and use VPNs with strong authentication to reduce exposure to remote attacks. 3) Employ application whitelisting and code signing policies to ensure only verified components are loaded within the IDE. 4) Conduct regular code reviews and use static and dynamic analysis tools to detect anomalous or spoofed code artifacts. 5) Educate developers about the risks of spoofing attacks and encourage vigilance regarding unexpected IDE behaviors or prompts. 6) Monitor development environment logs for unusual activities that could indicate exploitation attempts. 7) Implement strict access controls and multi-factor authentication for development resources to limit unauthorized access.

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Technical Details

Data Version
5.1
Assigner Short Name
microsoft
Date Reserved
2022-06-27T00:00:00.000Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6838c00b182aa0cae28c8a36

Added to database: 5/29/2025, 8:14:03 PM

Last enriched: 7/7/2025, 10:11:55 PM

Last updated: 8/18/2025, 8:19:13 AM

Views: 12

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