Elevation of Privilege Vulnerability in ASP.NET Core Web Applications by Microsoft
CVE-2019-1302

8.8HIGH

Key Information:

Vendor

Microsoft
Status
Asp.net Core
Vendor
CVE Published:
11 September 2019

What is CVE-2019-1302?

An elevation of privilege vulnerability occurs in ASP.NET Core web applications when the project templates fail to properly sanitize web requests. This flaw allows an attacker to potentially execute unauthorized actions by manipulating request parameters. Developers using these vulnerable templates need to adopt secure coding practices to mitigate risks and ensure that input validation and data sanitization processes are robust. Regular updates and monitoring for security patches are essential to maintain application integrity.

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Affected Version(s)

ASP.NET Core 2.1

ASP.NET Core 2.2

ASP.NET Core 3.0

References

https://portal.msrc.microsoft.com/en-US/security-guidance...
x_refsource_MISC

EPSS Score

9% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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