CVE-2020-12457

An issue was discovered in wolfSSL before 4.5.0. It mishandles the changecipherspec CCS message processing logic for TLS 1.3. If an attacker sends ChangeCipherSpec messages in a crafted way involving more than one in a row, the server becomes stuck in the ProcessReply loop, i.e., a denial of...

CVE-2020-12457

The vulnerability CVE-2020-12457 affects wolfSSL prior to 4.5.0. It mishandles the ChangeCipherSpec (CCS) processing for TLS 1.3, allowing an attacker to craft CCS messages (more than one in a row) that cause the server to stall in the ProcessReply() loop, resulting in a denial of service. The is...