medium6.5
CVE-2026-20419
In wlan AP/STA firmware, there is a possible system becoming irresponsive due to an uncaught exception.
Impact
In wlan AP/STA firmware, there is a possible system becoming irresponsive due to an uncaught exception. This could lead to remote (proximal/adjacent) denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00461663 / WCNCR00463309; Issue ID: MSV-4852.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mediatek | Nbiot Sdk | through 3.6 |
| Mediatek | Software Development Kit | through 7.6.7.2 |
| Openwrt | Openwrt | Versions 19.07.0, 21.02.0 |