Vulnerability in the interface module SLC-0-GPNT00300
- Advisory ID: BOSCH-SA-894143
- CVE Numbers and CVSS v3.1 Scores:
- Published: 04 Jul 2023
- Last Updated: 04 Jul 2023
The SLC-0-GPNT00300 from Bosch Rexroth contains technology from SICK AG. The manufacturer has published a security bulletin  regarding the missing authentication for a critical function. Exploiting the vulnerability would allow an unauthenticated attacker to change the IP address of the device and affect the availability of the module.
- Rexroth SLC-0-GPNT00300
- Version(s): all
Solution and Mitigations
Compensatory measures are recommended which mitigate the risk. Always define such compensatory measures individually, in the context of the operational environment. Some measures are described in the “Security Guideline Electric Drives and Controls” , for example the network segmentation. In general, it is mandatory to implement the measures described in the “Security Guideline Electric Drives and Controls”.
CVE description: Missing Authentication for Critical Function in SICK Flexi Classic and Flexi Soft Gateways with Partnumbers 1042193, 1042964, 1044078, 1044072, 1044073, 1044074, 1099830, 1099832, 1127717, 1069070, 1112296, 1051432, 1102420, 1127487, 1121596, 1121597 allows an unauthenticated remote attacker to influence the availability of the device by changing the IP settings of the device via broadcasted UDP packets.
- Problem Type:
- CVSS Vector String: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Base Score: 7.5 (High)
Security Update Information
With respect to Directive (EU) 2019/770 and Directive (EU) 2019/771 and their national transposition laws, please note:
It is your responsibility to download and/or install any security updates provided by us, for example to maintain product or data security. If you fail to install a security update provided to you within a reasonable period of time, we will not be liable for any product defect solely due to the absence of such security update.
Alternatively, we are entitled to directly download and/or install security updates regardless of your settings. In these cases, we will provide you with the relevant information, e.g. in this security advisory.
Vulnerability classification has been performed using the CVSS v3.1 scoring system . The CVSS environmental score is specific to each customer’s environment and should be defined by the customer to attain a final scoring.
-  Third Party Supplier Advisory: https://www.sick.com/.well-known/csaf/white/2023/sca-2023-0003.pdf
-  Security Guideline Electric Drives and Controls: https://www.boschrexroth.com/various/utilities/mediadirectory/download/index.jsp?object_nr=R911342562
Please contact the Bosch PSIRT if you have feedback, comments, or additional information about this vulnerability at: firstname.lastname@example.org .
- 04 Jul 2023: Initial Publication