trendnet tew-657brm firmware

Published Atomicorp research notes for CVEs affecting trendnet tew-657brm firmware where WAF protections were observed during testing or engineering review.

These notes are not intended to represent the full set of vulnerabilities mitigated by Atomicorp products and should not be interpreted as a coverage matrix, certification list, or census of protected CVEs.

Atomicorp WAF protections are primarily designed around attack techniques and exploit behaviors rather than individual vulnerability identifiers. A published research note documents a positive research finding related to that CVE. If a CVE is absent from these notes, no conclusion should be drawn about protection status.

CVEVulnerabilityCVSSSeverityRules Observed
CVE-2026-5351Trendnet TEW-657BRM setup.cgi add_wps_client os command injection2.1 (v4.0)Low340014 , 340023 , 340029 , 344360 , 344361 , 344363 , 344364 , 344366 , 344370 , 393655
CVE-2026-5352Trendnet TEW-657BRM setup.cgi edit os command injection2.1 (v4.0)Low340014 , 340023 , 340029 , 344360 , 344361 , 344363 , 344364 , 344366 , 344370 , 393655
CVE-2026-5353Trendnet TEW-657BRM setup.cgi ping_test os command injection2.1 (v4.0)Low340014 , 340023 , 340029 , 344360 , 344361 , 344363 , 344364 , 344366 , 344370 , 393655
CVE-2026-5354Trendnet TEW-657BRM setup.cgi vpn_connect os command injection2.1 (v4.0)Low340014 , 340023 , 340029 , 344360 , 344361 , 344363 , 344364 , 344366 , 344370 , 393655
CVE-2026-5355Trendnet TEW-657BRM setup.cgi vpn_drop os command injection2.1 (v4.0)Low340014 , 340023 , 340029 , 344360 , 344361 , 344363 , 344364 , 344366 , 344370 , 393655