CVE-2020-10264: RTDE Interface allows unauthenticated reading of robot data and unauthenticated writing of registers and outputs

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-04-06 · updated 2026-06-17
Weakness: CWE-200

Description

CB3 SW Version 3.3 and upwards, e-series SW Version 5.0 and upwards allow authenticated access to the RTDE (Real-Time Data Exchange) interface on port 30004 which allows setting registers, the speed slider fraction as well as digital and analog Outputs. Additionally unautheticated reading of robot data is also possible

Affected products

Universal-Robots Ur Software: from 3.0.14989 through 3.3.3.292; from 5.0

References

https://www.universal-robots.com/how-tos-and-faqs/how-to/ur-how-tos/real-time-data-exchange-rtde-guide/
https://www.universal-robots.com/how-tos-and-faqs/how-to/ur-how-tos/real-time-data-exchange-rtde-guide/

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