HIGH
CVE-2021-37146
CWE-835Published: September 28, 2021· Updated: Jun 17, 2026
7.5
CVSS v3.1
Official 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.
Technical Analysis
CVE-2021-37146 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Vendors & Products
ros1 product(s)
ros-comm
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
ADVISORYhttps://github.com/ros/ros_comm
ADVISORYhttps://github.com/ros/ros_comm
All References (6)
→
https://github.com/ros/ros_commThird Party Advisory
→
https://github.com/ros/ros_commThird Party Advisory
Quick Facts
CVE IDCVE-2021-37146
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-835
CISA KEVNo
Affected1 vendor(s)
PublishedSep 28, 2021
Related CVEs (CWE-835)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2021-37146 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.