Input validation error in framework - CVE-2021-33609

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Main Vulnerability Database Vulnerabilities #VU82555

Input validation error in framework - CVE-2021-33609

Published: October 30, 2023


Vulnerability identifier: #VU82555
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-33609
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
framework
Software vendor:
vaadin

Description

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

The vulnerability exists due to missing check in DataCommunicator class in com.vaadin:vaadin-server. A remote user can pass specially crafted input to the application and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links