Threat Advisory & Analysis: ‘Bad Rabbit’ Ransomware

On October 24, a large-scale ransomware campaign spread across Europe, in campaigns closely mimicking the NotPetya attacks from earlier this year. Just as was the case with NotPetya, the sample appeared to spread through traditional methods of making SMB connections within a corporate environment...

Bad Rabbit: New Ransomware Attack Rapidly Spreading Across Europe

A new widespread ransomware attack is spreading like wildfire around Europe and has already affected over 200 major organisations, primarily in Russia, Ukraine, Turkey and Germany, in the past few hours. Dubbed "Bad Rabbit," is reportedly a new Petya-like targeted ransomware attack against...

Microsoft Windows SMB Server SMBv1 Out of Bounds Read (CVE-2017-11781)

An out of bounds read vulnerability exists in the SMB Server component of Microsoft Windows. The vulnerability is due to improper handling of SMBv1 requests. A remote, authenticated attacker could exploit the vulnerability by sending a crafted SMBv1 request to a target SMB server...

This Week in Security News

Welcome to our weekly roundup, where we share what you need to know about the cybersecurity news and events that happened over the past few days. Below you’ll find a quick recap of topics followed by links to news articles and/or our blog posts providing additional insight. Be sure to check back...

NetApp Clustered Data ONTAP 8.x < 8.3.2P8 / 9.x < 9.0P2 (NTAP-20170814-0001)

The version of NetApp Clustered Data ONTAP running on the remote host is 8.x prior to 8.3.2P8 or 9.x prior to 9.0P2. It is, therefore, affected by a heap overflow vulnerability in the SMB implementation that allows a remote unauthenticated attacker to cause a denial of service disruption or execu...

Microsoft Windows SMB Server (2017-10) Multiple Vulnerabilities (uncredentialed check)

The remote Windows host is affected by the following vulnerabilities : - A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 1.0 SMBv1 server handles certain requests. An attacker who successfully exploited the vulnerability could gain the ability to...

October 10, 2017—KB4041678 (Security-only update)

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Microsoft Office SMB Information Disclosure

Vulnerability Summary The following advisory describes an information disclosure found in Microsoft Office versions 2010, 2013, and 2016. Microsoft Office is: “Whether you’re working or playing, Microsoft is here to help. We’re the company that created Microsoft Office, including Office 365 Home,...

SUSE SLES12 Security Update : samba (SUSE-SU-2017:2726-1)

This update for samba fixes several issues. These security issues were fixed : - CVE-2017-12163: Prevent client short SMB1 write from writing server memory to file, leaking information from the server to the client bsc1058624. - CVE-2017-12150: Always enforce smb signing when it is configured...

CVE-2017-11815

The Microsoft Server Block Message SMB on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, allows an information disclosure vulnerability in the way that it...

CVE-2017-11782

The Microsoft Server Block Message SMB on Microsoft Windows 10 1607 and Windows Server 2016, allows an elevation of privilege vulnerability when an attacker sends specially crafted requests to the server, aka "Windows SMB Elevation of Privilege Vulnerability"...

CVE-2017-11782

The Microsoft Server Block Message SMB on Microsoft Windows 10 1607 and Windows Server 2016, allows an elevation of privilege vulnerability when an attacker sends specially crafted requests to the server, aka "Windows SMB Elevation of Privilege Vulnerability"...

Information disclosure

The Microsoft Server Block Message SMB on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, allows an information disclosure vulnerability in the way that it...

Denial of service

The Microsoft Server Block Message SMB on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, allows a denial of service vulnerability when an attacker sends...

Privilege escalation

The Microsoft Server Block Message SMB on Microsoft Windows 10 1607 and Windows Server 2016, allows an elevation of privilege vulnerability when an attacker sends specially crafted requests to the server, aka "Windows SMB Elevation of Privilege Vulnerability"...

CVE-2017-11781

The Microsoft Server Block Message SMB on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, allows a denial of service vulnerability when an attacker sends...

CVE-2017-11782

The Microsoft Server Block Message SMB on Microsoft Windows 10 1607 and Windows Server 2016, allows an elevation of privilege vulnerability when an attacker sends specially crafted requests to the server, aka "Windows SMB Elevation of Privilege Vulnerability"...

CVE-2017-11781

CVE-2017-11781 is a denial-of-service vulnerability in the Microsoft Windows SMB Server (SMBv1) where an authenticated attacker can send specially crafted SMB requests to crash the server. Affected products include Windows SMB Server implementations as described in the CVE entry (server role comp...

CVE-2017-11782

CVE-2017-11782 is a Windows SMB Elevation of Privilege vulnerability affecting the SMB server configuration on Windows 10 version 1607 and Windows Server 2016. The underlying issue is the default SMB Server configuration that allows anonymous access to certain named pipes; an unauthenticated atta...

CVE-2017-11781

The Microsoft Server Block Message SMB on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, allows a denial of service vulnerability when an attacker sends...