CVE-2024-43483: CWE-407: Inefficient Algorithmic Complexity in Microsoft .NET 6.0
.NET, .NET Framework, and Visual Studio Denial of Service Vulnerability
AI Analysis
Technical Summary
This advisory covers three denial of service (DoS) vulnerabilities in .NET 6.0 components on Red Hat Enterprise Linux 8: CVE-2024-43483 (hash flooding in multiple .NET components), CVE-2024-43484 (multiple DoS vectors in System.IO.Packaging's use of SortedList), and CVE-2024-43485 (DoS in System.Text.Json). These vulnerabilities can cause application unavailability due to resource exhaustion. Red Hat has released official fixes in .NET SDK 6.0.135 and .NET Runtime 6.0.35 to address these issues.
Potential Impact
Successful exploitation of these vulnerabilities can lead to denial of service conditions, causing affected applications or services to become unresponsive or crash. There is no impact on confidentiality or integrity reported. The CVSS 3.1 base score is 7.5 (high severity), indicating a significant availability impact with network attack vector and no privileges required.
Mitigation Recommendations
Official patches are available from Red Hat for .NET SDK 6.0.135 and .NET Runtime 6.0.35. Users should apply these updates promptly to remediate the denial of service vulnerabilities. Refer to Red Hat advisory RHSA-2024:7851 and the article https://access.redhat.com/articles/11258 for detailed update instructions. No additional mitigations are specified by the vendor.
CVE-2024-43483: CWE-407: Inefficient Algorithmic Complexity in Microsoft .NET 6.0
Description
.NET, .NET Framework, and Visual Studio Denial of Service Vulnerability
CVSS v3.1
Score 7.5high
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers three denial of service (DoS) vulnerabilities in .NET 6.0 components on Red Hat Enterprise Linux 8: CVE-2024-43483 (hash flooding in multiple .NET components), CVE-2024-43484 (multiple DoS vectors in System.IO.Packaging's use of SortedList), and CVE-2024-43485 (DoS in System.Text.Json). These vulnerabilities can cause application unavailability due to resource exhaustion. Red Hat has released official fixes in .NET SDK 6.0.135 and .NET Runtime 6.0.35 to address these issues.
Potential Impact
Successful exploitation of these vulnerabilities can lead to denial of service conditions, causing affected applications or services to become unresponsive or crash. There is no impact on confidentiality or integrity reported. The CVSS 3.1 base score is 7.5 (high severity), indicating a significant availability impact with network attack vector and no privileges required.
Mitigation Recommendations
Official patches are available from Red Hat for .NET SDK 6.0.135 and .NET Runtime 6.0.35. Users should apply these updates promptly to remediate the denial of service vulnerabilities. Refer to Red Hat advisory RHSA-2024:7851 and the article https://access.redhat.com/articles/11258 for detailed update instructions. No additional mitigations are specified by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-08-14T01:08:33.518Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Gcve Source
- db.gcve.eu
Threat ID: 6a2867218dd33fbd85723190
Added to database: 06/09/2026, 19:18:57 UTC
Last enriched: 08/06/2026, 18:30:34 UTC
Last updated: 09/10/2026, 19:36:48 UTC
Views: 72
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