CVE-2024-38923

Name: CVE-2024-38923
Creator: NVD / NIST
Published: 2024-12-06T22:15:19.847+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.53%

Last modified Jun 17, 2026

CVE-2024-38923 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Open Robotics Robotic Operating System 2 (ROS2) and Nav2 humble versions were discovered to contain a use-after-free via the nav2_amcl process. This vulnerability is triggered via remotely sending a request to change the value of dynamic-parameter`/amcl odom_frame_id` .. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

Description

Open Robotics Robotic Operating System 2 (ROS2) and Nav2 humble versions were discovered to contain a use-after-free via the nav2_amcl process. This vulnerability is triggered via remotely sending a request to change the value of dynamic-parameter`/amcl odom_frame_id` .

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.53%

41.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Openrobotics	Robot Operating System	2	Humble

References

https://github.com/GoesM/ROS-CVE-CNVDsThird Party Advisory
https://github.com/ros-navigation/navigation2/issues/4379Exploit, Issue Tracking
https://github.com/ros-navigation/navigation2/pull/4397Third Party Advisory
https://github.com/ros-navigation/navigation2/issues/4379Exploit, Issue Tracking

Timeline

Published: Dec 6, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-38923?

How severe is CVE-2024-38923?

CVE-2024-38923 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.

How do I fix CVE-2024-38923?

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-2024-38923?

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

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Source: NVD / NIST