SB2021020809 - Denial of service in Eclipse Californium
Published: February 8, 2021
Security Bulletin ID
SB2021020809
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2020-27222)
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 update from vendor's website.