CVE-2025-26409

Summary

A serial interface can be accessed with physical access to the PCB of Wattsense Bridge devices. After connecting to the interface, access to the bootloader is possible, as well as a Linux login prompt. The bootloader access can be used to gain a root shell on the device. This issue is fixed in recent firmware versions BSP >= 6.4.1.

Affected Software

VendorProductVersion RangeStatus
WattsenseWattsense Bridge0 < 6.4.1affected

Weaknesses

  • CWE-1299: CWE-1299 Missing Protection Mechanism for Alternate Hardware Interface
  • CWE-1191: CWE-1191 On-Chip Debug and Test Interface With Improper Access Control

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: total

CVE Program Container

Additional References

References