{"id":"CVE-2021-37146","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-37146","generatedAt":"2026-10-27T21:49:01.915Z","title":"An infinite loop in Open Robotics ros_comm XMLRPC server in ROS Melodic through 1.4.11 and ROS Noetic through1.15.11 allows remote attackers to cause a Denial of Service in ros_comm via a crafted XMLRPC call.","description":"An infinite loop in Open Robotics ros_comm XMLRPC server in ROS Melodic through 1.4.11 and ROS Noetic through1.15.11 allows remote attackers to cause a Denial of Service in ros_comm via a crafted XMLRPC call.","published":"2021-09-28T13:15:07.000Z","lastModified":"2026-06-17T04:00:08.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-835"],"affected":["ros/ros-comm"],"epss":{"score":0.02011,"percentile":0.80731,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.01%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://discourse.ros.org/t/new-packages-for-melodic-2021-09-27/22446","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://discourse.ros.org/t/new-packages-for-noetic-2021-09-27/22447","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/ros/ros_comm","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://discourse.ros.org/t/new-packages-for-melodic-2021-09-27/22446","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://discourse.ros.org/t/new-packages-for-noetic-2021-09-27/22447","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/ros/ros_comm","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-37146","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}