A security feature bypass vulnerability exists in Microsoft Windows when a man-in-the-middle attacker is able to successfully bypass the NTLMv2 protection if a client is also sending LMv2 responses, aka 'Windows NTLM Security Feature Bypass Vulnerability'.
No PoCs from references.
- https://github.com/FDlucifer/Proxy-Attackchain
- https://github.com/bodik/awesome-potatoes
- https://github.com/preempt/ntlm-scanner