Denial of service in Microsoft .NET Framework



Published: 2022-01-11
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-21911
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Microsoft .NET Framework
Server applications / Frameworks for developing and running applications

Vendor Microsoft

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU59487

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-21911

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send  specially crafted request to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft .NET Framework: 2.0 - 4.8


CPE2.3 External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21911

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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