CVE-2020-14303

A flaw was found in the AD DC NBT server in all Samba versions before 4.10.17, before 4.11.11 and before 4.12.4. A samba user could send an empty UDP packet to cause the samba server to crash...

Empty UDP packet DoS in Samba AD DC nbtd

Description The NetBIOS over TCP/IP name resolution protocol is implemented as a UDP datagram on port 137. The AD DC client and server-side processing code for NBT name resolution will enter a tight loop if a UDP packet with 0 data length is received. The client for this case is only found in the...

Got-Responded - A Simple Tool To Detect NBT-NS And LLMNR Spoofing

Pentesters, Redteamers and even real attackers love to use tools like Responder to spoof LLMNR and/or NBT-NS responses. There are some awesome other tools to help with detection, such as respounder. But I wanted to figure it out for my self, and at the same time add a way to push "honey" tokens...

WiFi-Pumpkin v0.8.7 - Framework for Rogue Wi-Fi Access Point Attack

The WiFi-Pumpkin is a rogue AP framework to easily create these fake networks, all while forwarding legitimate traffic to and from the unsuspecting target. It comes stuffed with features, including rogue Wi-Fi access points, deauth attacks on client APs, a probe request and credentials monitor,...

NBNS Spoofing

Netbios Name Service NBT-NS is used in Windows networks for communication between hosts. Systems will use this service when resolving names over LHOSTS and DNS fail. Abusing this service to perform a Man-in-the-middle attack is a common tactic that has been widely used by penetration testers and...

NSA Arsenal of Eclipsedwing reproduce-bug warning-the black bar safety net

Blurbs From the shadow Brokers published the NSA leaks tool, and the brightest great God continually published leaked tool various exp reproduction process, and WannaCry, the EternalRocks ransomware virus is raging, no one do not exhibit leakage of the tools of power, but the leaks tool in light...

ETERNALBLUE - Remote RCE via SMB & NBT (Windows XP to Windows 2012)

From the shadowbroker, Windows XP to Windows 2012 SMB remote code execution vulnerability, corresponding to the number ETERNALBLUE it. CVE-2017-0143 CVE-2017-0144 CVE-2017-0145 CVE-2017-0146 CVE-2017-0147 CVE-2017-0148 Reference:...

LLMNR NBT-NS MDNS Poisoner: Responder

LLMNR NBT-NS MDNS Poisoner: Responder Responder is a LLMNR, NBT-NS and MDNS 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 an LLMNR, NBT-NS and MDNS responder, it will...

LLMNR, NBT-NS and MDNS Responder for Windows

LLMNR, NBT-NS and MDNS Responder for Windows This tool is first an LLMNR, NBT-NS and MDNS responder, it will answer to specific NBT-NS NetBIOS Name Service queries based on their name suffix see: http://support.microsoft.com/kb/163409 . By default, the tool will only answers to File Server Servic...

BadTunnel: Cross-Segment hijacking the broadcast Protocol-vulnerability warning-the black bar safety net

! 0x00 introduction This paper proposes a new attack model, can cross network segment hijacking the TCP/IP broadcast Protocol, we named it“BadTunnel” in. Using this method, you can achieve cross-subnet NetBIOS Name Service Spoofing attacks. Both the attacker and the user are in the same network...

[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...

Rule bypassing in CheckPoint NGX R60

Hi folks, as playing a little bit with CheckPoint NGX new release R60, I noticed a serious problem with the predefined service group "CIFS". This group includes the services called "microsoft-ds" TCP Port 445 and the predefined service group "NBT", which includes some old smb-stuff. If I use this...

Security Bulletin (MS00-091)

The following is a Security Bulletin from the Microsoft Product Security Notification Service. Please do not reply to this message, as it was sent from an unattended mailbox. -----BEGIN PGP SIGNED MESSAGE----- Resending due to a bad signature on a previous mailer. We are in the process of changin...