CVE-2025-27493: Siemens Sipass Integrated AC5102 (acc-g2) Firmware

Medium severity, CVSS 6.7. EPSS: 0.2% chance of exploitation in the next 30 days.

A vulnerability has been identified in SiPass integrated AC5102 (ACC-G2) (All versions < V6.4.9), SiPass integrated ACC-AP (All versions < V6.4.9). Affected devices improperly sanitize user input for specific commands on the telnet command line interface. This could allow an authenticated local administrator to escalate privileges by injecting arbitrary commands that are executed with root privileges.

Affected products

• Siemens Sipass Integrated AC5102 (acc-g2) Firmware: before 6.4.9 (fixed in 6.4.9)
• Siemens Sipass Integrated Acc-Ap Firmware: before 6.4.9 (fixed in 6.4.9)

Published 2025-03-11. Last modified 2026-06-17.