An exploitable denial of service vulnerability exists in the freeDiameter functionality of freeDiameter 1.3.2. A specially crafted Diameter request can trigger a memory corruption resulting in denial-of-service. An attacker can send a malicious packet to trigger this vulnerability.
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1030
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1030
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6098