Input validation error in Eclipse Californium - CVE-2020-27222

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Main Vulnerability Database Vulnerabilities #VU50424

Input validation error in Eclipse Californium - CVE-2020-27222

Published: February 3, 2021 / Updated: February 8, 2021


Vulnerability identifier: #VU50424
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-27222
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Eclipse Californium
Software vendor:
Eclipse

Description

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

The vulnerability exists due to a DTLS handshake failure with TLS parameter mismatch when setting the internal state. A remote attacker can cause the certificate based (x509 and RPK) DTLS handshakes to fail and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links