$($ie$.$ Wh$-$li controlers$)$ contained a hardcoded adtrinistralor bachotoor acoount, which gives root leved access fie, a super administrator that $$

a hundcoded covbetial vulnerabilty whi identied in the 'iytep' user account in some Zyoel firmals and AP controllers.

B $$ a hardended oredential mul reentil ty was idemtind in the 'oytwp' user account in wome Zyoel fivewells and AP controiliers.

C $$ a hardcodod andential wirkeratitly wes identilind in the 'xyhip' user accoum in sume Spel frewals and AP contenlers.

$0$ a hardooded crederial vumerabilty was idantifed in the Zplwp$\text{'}$ ine account in some Zyme fremals and AP controlfers.