Vulnerabilidades do RDK RDK-B WebUI

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CVEs publicadas que afetam RDK RDK-B WebUI: 5 registro(s), com versões afetadas e correções.

CVE-2026-19509 Média · 6.5 CWE-20 19/08/2026

RDK WebUI DOS vulnerability

Improper input validation in `ajaxSet_wireless_network_configuration.jst` in RDK-B WebUI `rdkb-2025q4-kirkstone.04.10.26` allows an authenticated attacker to cause denial of service via a crafted `ssid_number` parameter.

CVE-2026-19508 Crítica · 9.8 CWE-119 19/08/2026

RDK WebUI heap-based buffer overflow vulnerability

Heap-based buffer overflow in the multipart form-data parser in `jst_post.c` in RDK-B WebUI `rdkb-2025q4-kirkstone.04.10.26` allows a remote unauthenticated attacker to cause memory corruption and denial of service, and potentially execute arbitrary code, via a crafted multipart/form-data request.

CVE-2026-19507 Alta · 7.5 CWE-400 19/08/2026

RDK WebUI uncontrolled resource consumption

Uncontrolled resource consumption in `check.jst` in RDK-B WebUI `rdkb-2025q4-kirkstone.04.10.26` allows a remote unauthenticated attacker to cause denial of service via excessively large password values.

CVE-2026-19506 Alta · 8.1 CWE-362 19/08/2026

RDK-B WebUI race condition vulnerability

Race condition in `check.jst` in RDK-B WebUI `rdkb-2025q4-kirkstone.04.10.26` allows a remote attacker to gain unauthorized access via concurrent authentication requests that exploit shared authentication state.

CVE-2026-19505 Crítica · 9.8 CWE-347 19/08/2026

RDK-B WebUI improper cryptographic signature verification vulnerability

Improper cryptographic signature verification in `jst_functions.c` in RDK-B WebUI `rdkb-2025q4-kirkstone.04.10.26` allows a remote attacker to bypass authentication and obtain administrative access via a forged JWT containing an invalid RSA signature.