CVE-2018-3969

Summary

An exploitable vulnerability exists in the verified boot protection of the CUJO Smart Firewall. It is possible to add arbitrary shell commands into the dhcpd.conf file, that persist across reboots and firmware updates, and thus allow for executing unverified commands. To trigger this vulnerability, a local attacker needs to be able to write into /config/dhcpd.conf.

Affected Software

VendorProductVersion RangeStatus
n/aCUJOCUJO Smart Firewall - Firmware version 7003affected

Weaknesses

  • permissions, privileges, and access controls

ADP Enrichment

CVE Program Container

Additional References

References