Ars Technica: Password-theft 0day imperils users of High Sierra and earlier macOS versions

Ars Technica: Password-theft 0day imperils users of High Sierra and earlier macOS versions. “There’s a vulnerability in High Sierra and earlier versions of macOS that allows rogue applications to steal plaintext passwords stored in the Mac keychain, a security researcher said Monday. That’s the same day the widely anticipated update was released.”