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Unpatched Bug Let Attackers Bypass Windows Lock Screen On RDP Sessions

A security researcher today revealed details of a newly unpatched vulnerability in Microsoft Windows Remote Desktop Protocol (RDP).
Tracked as CVE-2019-9510, the reported vulnerability could allow client-side attackers to bypass the lock screen on remote desktop (RD) sessions.
Discovered by Joe Tammariello of Carnegie Mellon University Software Engineering Institute (SEI), the flaw exists when Microsoft Windows Remote Desktop feature requires clients to authenticate with Network Level Authentication (NLA), a feature that Microsoft recently recommended as a workaround against the critical BlueKeep RDP vulnerability. Read more…