Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| RDK / RDK-B WebUI | affected rdkb-2025q4-kirkstone |
CWE
No CWE identifiers supplied.
References
- https://whitehats.pwr.edu.pl//blog/2026-08-19-multiple-vulnerabilities-in-rdkb/
- https://developer.rdkcentral.com/documentation/documentation/rdk_broadband_documentation/components/webui/
ADP enrichment
No English description supplied.
No references supplied.