The vulnerability of the microprogrammed protection system for the SEL-451 phase-change order relay exists due to an unreliable authentication mechanism. This allows attackers to execute session hijacking attacks and bypass the authentication process.

The vulnerability of the SEL-451 phase-changing protection relay’s microprogramming software exists due to an unreliable authentication mechanism. Exploiting this vulnerability allows a malicious actor to perform session hijacking attacks and bypass the authentication process...