SMB

Pierluigi Paganini March 10, 2020
Microsoft accidentally reveals Wormable Win SMBv3 CVE-2020-0796 Flaw

Today Microsoft accidentally leaked info about a new wormable vulnerability (CVE-2020-0796) in the Microsoft Server Message Block (SMB) protocol. Today Microsoft accidentally leaked info on a security update for a wormable vulnerability in the Microsoft Server Message Block (SMB) protocol. The issue, tracked as CVE-2020-0796, is pre- remote code execution vulnerability that resides in the Server […]

Pierluigi Paganini April 28, 2018
How to use weaponized PDF documents to steal Windows credentials

Weaponized documents are the main ingredient for almost any spam and spear-phishing campaign, let’s see how to steal windows credentials with specially crafted PDF files. Weaponized documents are the main ingredient for almost any spam and spear-phishing campaign. Weaponized PDF files can be used by threat actors to steal Windows credentials, precisely the associated NTLM […]

Pierluigi Paganini July 31, 2017
Microsoft won’t patch the 20-year-old SMBv1 SMBloris flaw disclosed at DEF CON conference

Microsoft has announced that the SMBv1 SMBloris bug described at DEF CON won’t be patched because it could be fixed simply blocking incoming connections. Recently security researchers at RiskSense have identified a 20-year-old Windows SMB vulnerability they called SMBloris (a nod to the Slowloris DoS attack.), they presented their findings at the recent DEF CON hacker […]

Pierluigi Paganini July 27, 2017
DEF CON Talk Will Expose The Latest SMB Vulnerability SMBLoris

Security researchers at RiskSense have identified a 20-year-old Windows SMB vulnerability they are calling SMBloris, a DEF CON Talk Will Expose it. Server Message Block (SMB) has been a foundational piece of Microsoft Windows’ networking all the way back to the LAN Manager days, facilitating “shared access to files, printers and serial ports.” It is […]

Pierluigi Paganini June 16, 2017
Rapid7 report millions of endpoints exposed via SMB, Telnet Ports

A study conducted by the security firm Rapid7 revealed that millions of devices remain exposed to cyber attacks via  SMB, Telnet, RDP, and other types of improper configurations. Rapid7 published the second report National Exposure Index that provides Internet service providers (ISPs) worldwide information about the global exposure of devices. The researchers scanned the Internet for improperly configured services, […]

Pierluigi Paganini February 03, 2017
US-CERT is warning about a Windows SMB zero-day flaw

The US-CERT issued a security advisory to warn of a zero-day memory corruption vulnerability in the SMB (Server Message Block) protocol that can be exploited by a remote attacker. The US-CERT is warning of a zero-day memory corruption vulnerability in the SMB (Server Message Block) protocol that can be exploited to cause a denial of service condition or […]