cvedb.io
CVE-2018-3954
HIGH · CVSS 7.2
EPSS exploitation probability: 0%
Published 2018-10-17T02:29:01.500 · Last modified 2026-06-17T01:58:06.427

Summary

Devices in the Linksys ESeries line of routers (Linksys E1200 Firmware Version 2.0.09 and Linksys E2500 Firmware Version 3.0.04) are susceptible to OS command injection vulnerabilities due to improper filtering of data passed to and retrieved from NVRAMData entered into the 'Router Name' input field through the web portal is submitted to apply.cgi as the value to the 'machine_name' POST parameter. When the 'preinit' binary receives the SIGHUP signal it enters a code path that calls a function named 'set_host_domain_name' from its libshared.so shared object.

Affected products

linksys — e1200_firmware

Does this affect you?

Add your gear to cvedb and we'll alert you only when linksys ships something exploited.

Check my exposure →

References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.