Siemens RUGGEDCOM ROS
Affected devices improperly handle partial HTTP requests which makes them vulnerable to slowloris attacks. 

This could allow a remote attacker to create a denial of service condition that persists until the attack ends. CVE-2022-39158 has been assigned to this vulnerability. A CVSS v3 base score of 5.3 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).