CVE-2021-42141 Information

Description

An issue was discovered in Contiki-NG tinyDTLS through 2018-08-30. One incorrect handshake could complete with different epoch numbers in the packets Client_Hello Client_key_exchange and Change_cipher_spec which may cause denial of service.

Reference

https://github.com/contiki-ng/tinydtls/issues/27 http://packetstormsecurity.com/files/176625/Contiki-NG-tinyDTLS-Denial-Of-Service.html https://seclists.org/fulldisclosure/2024/Jan/14