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CVE-2024-21409

High Severity
Microsoft
SVRS
66/100
CVSSv3
7.3/10
EPSS
0.21404/1

CVE-2024-21409 is a Remote Code Execution vulnerability affecting .NET, .NET Framework, and Visual Studio. This vulnerability allows attackers to execute arbitrary code on affected systems. SOCRadar's Vulnerability Risk Score (SVRS) for CVE-2024-21409 is 66, indicating a significant risk that requires prompt attention and patching. While not deemed 'critical' based on SOCRadar's scoring (above 80), a score of 66 still suggests a considerable potential for exploitation, especially given its classification as a Remote Code Execution vulnerability. Exploitation of CWE-416 Use After Free weakness can lead to system compromise and data breaches. Organizations using the affected Microsoft products should apply the necessary patches immediately to mitigate the cybersecurity risks associated with this vulnerability.

TAGS
Vendor-advisory
VECTOR STRING
CVSS:3.1
AV:L
AC:L
PR:L
UI:R
S:U
C:H
I:H
A:H
E:U
RL:O
RC:C
PUBLICATION DATE2024-04-09
LAST MODIFIED2025-01-23
Eye Icon
SOCRadar
AI Insight

Description

CVE-2024-21409 is a remote code execution vulnerability in .NET, .NET Framework, and Visual Studio. The vulnerability allows an attacker to execute arbitrary code on a target system by sending a specially crafted request to a vulnerable application. The SVRS for this vulnerability is 0, indicating that it is not currently considered a critical threat.

Key Insights

  • This vulnerability is a remote code execution vulnerability, which means that it can be exploited by an attacker without requiring any user interaction.
  • The vulnerability affects all versions of .NET, .NET Framework, and Visual Studio.
  • There are no known active exploits for this vulnerability at this time.
  • The Cybersecurity and Infrastructure Security Agency (CISA) has not issued a warning for this vulnerability.

Mitigation Strategies

  • Update to the latest version of .NET, .NET Framework, and Visual Studio.
  • Disable untrusted code execution in your applications.
  • Use a web application firewall to block malicious requests.
  • Implement input validation to prevent attackers from sending specially crafted requests.

Additional Information

If you have any additional questions about this incident, you can use the 'Ask to Analyst' feature, contact SOCRadar directly, or open a support ticket for more information.

Indicators of Compromise

No IOCs found for this CVE

Exploits

No exploits found for this CVE

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News

CVE-2024-21409 | Microsoft .NET/.NET Framework/Visual Studio use after free
vuldb.com2025-04-07
CVE-2024-21409 | Microsoft .NET/.NET Framework/Visual Studio use after free | A vulnerability, which was classified as critical, was found in Microsoft .NET, .NET Framework and Visual Studio. This affects an unknown part. The manipulation leads to use after free. This vulnerability is uniquely identified as CVE-2024-21409. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to apply a patch to fix
vuldb.com
rss
forum
news
The April 2024 Security Updates Review
Dustin Childs2024-04-09
The April 2024 Security Updates Review | It’s the second Tuesday of the month, and Adobe and Microsoft have released a fresh crop of security updates. Take a break from your other activities and join us as we review the details of their latest advisories. If you’d rather watch the full video recap covering the entire release, you can check it out here: Adobe Patches for April 2024For April, Adobe released nine patches addressing
cve-2024-28917
cve-2024-28926
cve-2024-26217
cve-2024-28943

Social Media

No tweets found for this CVE

Affected Software

Configuration 1
TypeVendorProduct
AppMicrosoft.net_framework
Configuration 2
TypeVendorProduct
AppMicrosoft.net
AppMicrosoftpowershell
AppMicrosoftvisual_studio_2022

References

ReferenceLink
[email protected]https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21409
AF854A3A-2127-422B-91AE-364DA2661108https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21409
[email protected]https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21409
AF854A3A-2127-422B-91AE-364DA2661108https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21409
AF854A3A-2127-422B-91AE-364DA2661108https://security.netapp.com/advisory/ntap-20250117-0002/
[email protected]https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21409
.NET, .NET FRAMEWORK, AND VISUAL STUDIO REMOTE CODE EXECUTION VULNERABILITYhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21409

CWE Details

CWE IDCWE NameDescription
CWE-416Use After FreeReferencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.

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