Vulnerability in Kapsch Ris-9160

CVE-2025-25735

Kapsch TrafficCom RIS-9160 & RIS-9260 Roadside Units (RSUs) v3.2.0.829.23, v3.8.0.1119.42, and v4.6.0.1211.28 were discovered to lack SPI Protected Range Registers (PRRs), allowing attackers with software running on the system to modify SPI flash in real-time.

EPSS: 0.003 (17.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-25735?
CVE-2025-25735 is a medium-severity vulnerability in Kapsch Ris-9160, classified under CWE-1233. CVSS score: 4.6/10. Published 2025-08-26.
How severe is CVE-2025-25735?
Medium severity. CVSS v3 base score is 4.6 out of 10.
Is CVE-2025-25735 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.