CVE-2019-1338

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'...

CVE-2019-1338

CVE-2019-1338 describes a Windows NTLM Security Feature Bypass where a MITM attacker can bypass NTLMv2 protection if the client also sends LMv2 responses. The risk is that NTLM authentication could be bypassed under these conditions, enabling unauthorized access or information exposure as describ...

Windows NTLM Security Feature Bypass Vulnerability

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. An attacker who successfully exploited this vulnerability could gain the ability to downgrade NTLM...

[Responder] a LLMNR and NBT-NS poisoner, with built-in HTTP/SMB/MSSQL/FTP/LDAP rogue authentication server

Responder is a LLMNR and NBT-NS poisoner, with built-in HTTP/SMB/MSSQL/FTP/LDAP rogue authentication server supporting NTLMv1/NTLMv2/LMv2, Extended Security NTLMSSP and Basic HTTP authentication. This tool is first an LLMNR and NBT-NS responder, it will answer to specific NBT-NS NetBIOS Name...