CVE-2019-15786: ROBOTIS Dynamixel SDK through 3.7.11 has a buffer overflow via a large rxpacket.

Q: How do I fix CVE-2019-15786?

dynamixel sdk: upgrade to newer than 3.7.11. Exact commands for each OS are on this page.

Q: Is CVE-2019-15786 being exploited?

CVE-2019-15786 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2019-15786 affect?

CVE-2019-15786 affects dynamixel sdk. Severity is critical (CVSS 9.8). ROBOTIS Dynamixel SDK through 3.7.11 has a buffer overflow via a large rxpacket.

Q: How urgent is CVE-2019-15786?

Priority 58/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2019-15786 is a critical-severity flaw (CVSS 9.8) affecting dynamixel sdk. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

ROBOTIS Dynamixel SDK through 3.7.11 has a buffer overflow via a large rxpacket.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.6% (top 24%)
CISA exploited list	No
Weakness	CWE-119
Published	2019-08-29
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: robotis

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-08-29 13:15 UTCPublished CVE record published
2026-06-17 02:21 UTCUpdated Record last modified

robotis dynamixel sdk UPGRADE

Affected: <= 3.7.11

Fixed in: newer than 3.7.11

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy dynamixel-sdk || rpm -q dynamixel-sdk || dynamixel-sdk --version

2. UPGRADE to newer than 3.7.11 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade dynamixel-sdk

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade dynamixel-sdk

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2019-15786?

dynamixel sdk: upgrade to newer than 3.7.11. Exact commands for each OS are on this page.

Is CVE-2019-15786 being exploited?

CVE-2019-15786 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2019-15786 affect?

CVE-2019-15786 affects dynamixel sdk. Severity is critical (CVSS 9.8). ROBOTIS Dynamixel SDK through 3.7.11 has a buffer overflow via a large rxpacket.

How urgent is CVE-2019-15786?

Priority 58/100. Critical severity; Remotely exploitable, no login, no user action

References

← Back to latest CVEs