CVE-2018-5721 | BDVDB-2026-95321 Detail

Description#

Stack-based buffer overflow in the ej_update_variables function in router/httpd/web.c on ASUS routers (when using software from https://github.com/RMerl/asuswrt-merlin) allows web authenticated attackers to execute code via a request that updates a setting. In ej_update_variables, the length of the variable action_script is not checked, as long as it includes a "_wan_if" substring.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

http://www.w0lfzhang.com/2018/01/17/ASUS-router-stack-overflow-in-http-server/

Exploit#

No public exploit known

History#

Version 12018-01-17Record published in the CVE List.
Version 22024-08-05Most recent update recorded in the CVE List.