Elevation of Privilege Vulnerability Affects Visual Studio
CVE-2024-20656

7.8HIGH

Key Information:

Badges

πŸ“ˆ TrendedπŸ“ˆ Score: 473πŸ‘Ύ Exploit Exists🟑 Public PoCπŸ“° News Worthy

What is CVE-2024-20656?

CVE-2024-20656 is an elevation of privilege vulnerability found in Microsoft Visual Studio, a widely used integrated development environment (IDE) that enables developers to create applications across various platforms. This vulnerability allows an attacker to gain higher-level permissions than they should have, potentially leading to unauthorized access and manipulation of critical resources within an organization's development environment. If exploited, it can severely compromise the integrity and security of software projects, sensitive code repositories, and overall system functionality, making it a significant risk for organizations leveraging Visual Studio for their development needs.

Technical Details

This vulnerability is categorized as an elevation of privilege issue, which occurs when an attacker exploits a flaw in the software's security mechanisms to gain greater access rights than intended. In the context of Visual Studio, attackers could leverage this vulnerability to perform actions that are typically restricted to higher-privileged users or to escalate their own privileges within the system. The specifics of the vulnerability's mechanics have not been disclosed, but it requires a successful attack to take place within the context of the affected software.

Impact of the Vulnerability

  1. Unauthorized Access: The primary impact of CVE-2024-20656 is the potential for unauthorized users to escalate their privileges, allowing them to access sensitive information or perform actions reserved for administrators. This can lead to unauthorized modifications to important projects or even expose proprietary code.

  2. Compromise of Development Environment: By gaining elevated privileges, attackers could disrupt development operations, potentially leading to the introduction of malicious code into legitimate software. This could result in further vulnerabilities being introduced in applications, compromising user trust and safety.

  3. Data Breach Risks: With increased privileges, an attacker could extract sensitive data or intellectual property from the system, posing significant risks to both the organization and its clients. Such breaches can have legal ramifications and might obligate organizations to report incidents that could harm their reputation in the market.

Affected Version(s)

Microsoft Visual Studio 2015 Update 3 Unknown 14.0.0 < 14.0.27560.00

Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) Unknown 15.9.0 < 15.9.59

Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) Unknown 16.11.0 < 16.11.33

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

News Articles

CVE-2024-20656 - Local Privilege Escalation in the VSStandardCollectorService150 Service - MDSec

Overview Visual Studio is a complex and powerful IDE developed by Microsoft and comes with a lot of features that can be interesting from a red team perspective. During this blog post we will explore the...

1 year ago

References

EPSS Score

0% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • πŸ“ˆ

    Vulnerability started trending

  • 🟑

    Public PoC available

  • πŸ‘Ύ

    Exploit known to exist

  • πŸ“°

    First article discovered by MDSec

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre DatabaseMicrosoft Feed1 Proof of Concept(s)1 News Article(s)
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