CVE-2021-37146

Name: CVE-2021-37146
Creator: NVD / NIST
Published: 2021-09-28T13:15:07.253+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.95%

Last modified Jun 17, 2026

CVE-2021-37146 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 1.95% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

1.95%

77.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-835

Affected Software

Vendor	Product	Versions
Ros	Ros-Comm	<= 1.4.11
Ros	Ros-Comm	>= 1.15.0, <= 1.15.11

References

https://discourse.ros.org/t/new-packages-for-melodic-2021-09-27/22446Vendor Advisory
https://discourse.ros.org/t/new-packages-for-noetic-2021-09-27/22447Vendor Advisory
https://github.com/ros/ros_commThird Party Advisory
https://discourse.ros.org/t/new-packages-for-melodic-2021-09-27/22446Vendor Advisory
https://discourse.ros.org/t/new-packages-for-noetic-2021-09-27/22447Vendor Advisory
https://github.com/ros/ros_commThird Party Advisory

Timeline

Published: Sep 28, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-37146?

How severe is CVE-2021-37146?

CVE-2021-37146 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.95% probability of exploitation in the next 30 days.

How do I fix CVE-2021-37146?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-37146?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST