CVE-2021-25310

The administration web interface on Belkin Linksys WRT160NL 1.0.04.002_US_20130619 devices allows remote authenticated attackers to execute system commands with root privileges via shell metacharacters in the ui_language POST parameter to the apply.cgi form endpoint. This occurs in do_upgrade_post in mini_httpd. NOTE: This vulnerability only affects products that are no longer supported by the maintaine

• CWE-78
• CWE-150

• https://research.nccgroup.com/2021/01/28/technical-advisory-linksys-wrt160nl-authenticated-command-injection-cve-2021-25310/Exploit, Third Party Advisory
• https://research.nccgroup.com/?research=Technical%20advisoriesThird Party Advisory
• https://research.nccgroup.com/2021/01/28/technical-advisory-linksys-wrt160nl-authenticated-command-injection-cve-2021-25310/Exploit, Third Party Advisory
• https://research.nccgroup.com/?research=Technical%20advisoriesThird Party Advisory

Published

Feb 2, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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