CVE-2020-10291: Visual Components (owned by KUKA) is a robotic simulator that allows simulating factories and robots in order

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HIGH 7.5REMOTEDOWNGRADE

CVE-2020-10291 is a high-severity flaw (CVSS 7.5) affecting visual components network license server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Visual Components (owned by KUKA) is a robotic simulator that allows simulating factories and robots in order toimprove planning and decision-making processes. Visual Components software requires a special license which can beobtained from a network license server. The network license server binds to all interfaces (0.0.0.0) and listensfor packets over UDP port 5093. No authentication/authorization is required in order to communicate with theserv

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.4% (top 27%)
CISA exploited list	No
Weakness	CWE-200, CWE-306
Published	2020-11-06
Last modified	2026-06-17

Publisher (CNA): Alias Robotics S.L. · Vendor: kuka

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

Am I affected?

Timeline

2020-11-06 12:15 UTCPublished CVE record published
2026-06-17 02:47 UTCUpdated Record last modified

kuka visual components network license server DOWNGRADE

Affected: 2.0.8

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.8

1. Check installed version

apt-cache policy visual-components-network-license-server || rpm -q visual-components-network-license-server || visual-components-network-license-server --version

2. No fixed release: DOWNGRADE to a release before 2.0.8 (Debian / Ubuntu)

apt-cache madison visual-components-network-license-server sudo apt install visual-components-network-license-server=<VERSION_BEFORE_2.0.8> sudo apt-mark hold visual-components-network-license-server

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list visual-components-network-license-server sudo dnf downgrade visual-components-network-license-server-<VERSION_BEFORE_2.0.8> sudo dnf versionlock add visual-components-network-license-server

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2020-10291?

visual components network license server: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-10291 being exploited?

CVE-2020-10291 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-2020-10291 affect?

CVE-2020-10291 affects visual components network license server. Severity is high (CVSS 7.5). Visual Components (owned by KUKA) is a robotic simulator that allows simulating factories and robots in order toimprove planning and decision-making processes. Visual Components software requires a special license which can beobtained from

How urgent is CVE-2020-10291?

Priority 50/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2020-10292 HIGH 8.2 DOWNGRADE Visual Components (owned by KUKA) is a robotic simulator that allows simulating factories and robots in order

References

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