Rocket.Chat: XSS in message attachment fileds.

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SMBleed: A New Critical Vulnerability Affects Windows SMB Protocol

Cybersecurity researchers today uncovered a new critical vulnerability affecting the Server Message Block SMB protocol that could allow attackers to leak kernel memory remotely, and when combined with a previously disclosed "wormable" bug, the flaw can be exploited to achieve remote code executio...

Q&A: Insights from the Red Canary 2020 Threat Detection Report

In light of the latest update to the MITRE ATT&CK framework, Red Canary has developed a Threat Detection Report uncovering the top techniques attackers use to target your organization. To understand the significance of the report, we turned to two of VMware Carbon Black’s top threat experts, Greg...

Microsoft Patch Tuesday March 2020: a new record was set, SMBv3 “Wormable” RCE and updates for February goldies

SMBv3 "Wormable" RCE Without a doubt, the hottest Microsoft vulnerability in March 2020 is the "Wormable" Remote Code Execution in SMB v3 CVE-2020-0796. The most commonly used names for this vulnerability are EternalDarkness, SMBGhost and CoronaBlue. There was a strange story of how it was...

BSA-2020-936

Security Advisory ID : BSA-2020-936 Component : SMBv3 Revision : 1.0: Final Microsoft SMBv3 contains a vulnerability in the handling of compression, which may allow a remote, unauthenticated attacker to execute arbitrary code on a vulnerable system. Description Microsoft Server Message Block 3.1....

Critical Patch Released for 'Wormable' SMBv3 Vulnerability — Install It ASAP!

Microsoft today finally released an emergency software update to patch the recently disclosed very dangerous vulnerability in SMBv3 protocol that could let attackers launch wormable malware , which can propagate itself from one vulnerable computer to another automatically. The vulnerability,...

Critical Patch Released for 'Wormable' SMBv3 Vulnerability — Install It ASAP!

Microsoft today finally released an emergency software update to patch the recently disclosed very dangerous vulnerability in SMBv3 protocol that could let attackers launch wormable malware, which can propagate itself from one vulnerable computer to another automatically. The vulnerability, track...

Windows Has a New, Wormable Vulnerability

The flaw has the potential to unleash the kind of attacks that allowed WannaCry and NotPetya to cripple business networks around the world...

SMBGhost – Analysis of CVE-2020-0796

ARCHIVED STORY SMBGhost – Analysis of CVE-2020-0796 By Eoin Carrol - March 12, 2020 The Vulnerability The latest vulnerability in SMBv3 is a “wormable” vulnerability given its potential ability to replicate or spread over network shares using the latest version of the protocol SMB 3.1.1. As of...

SMBGhost – Analysis of CVE-2020-0796

ARCHIVED STORY SMBGhost – Analysis of CVE-2020-0796 By Eoin Carrol - March 12, 2020 The Vulnerability The latest vulnerability in SMBv3 is a “wormable” vulnerability given its potential ability to replicate or spread over network shares using the latest version of the protocol SMB 3.1.1. As of...

CVE-2020-0796 - SMBGhost

A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 SMBv3 protocol handles certain requests, aka ‘Windows SMBv3 Client/Server Remote Code Execution Vulnerability’. Recent assessments: jorgeorchilles at March 11, 2020 1:19pm UTC reported: Summary...

Wormable, Unpatched Microsoft Bug Threatens Corporate LANs

UPDATE Microsoft released an emergency out-of-band patch to fix a SMBv3 wormable bug on Thursday that leaked earlier this week. The a patch for the vulnerability, tracked as CVE-2020-0796, is now rolling out to Windows 10 and Windows Server 2019 systems worldwide, according to Microsoft. On...

Warning — Unpatched Critical 'Wormable' Windows SMBv3 Flaw Disclosed

Shortly after releasing its monthly batch of security updates, Microsoft late yesterday separately issued an advisory warning billions of its Windows users of a new critical, unpatched, and wormable vulnerability affecting Server Message Block 3.0 SMBv3 network communication protocol. It appears...

Warning — Unpatched Critical 'Wormable' Windows SMBv3 Flaw Disclosed

Shortly after releasing its monthly batch of security updates, Microsoft late yesterday separately issued an advisory warning billions of its Windows users of a new critical, unpatched, and wormable vulnerability affecting Server Message Block 3.0 SMBv3 network communication protocol. It appears...

BlueKeep Attacks Observed Months after Initial Release

The BlueKeep vulnerability, initially released in May 2019, is currently being exploited in the wild. Cybersecurity researchers have spotted initial attacks of Bluekeep RDP vulnerability. Here's a reminder about BlueKeep and instructions for using Qualys to identify attacks and remediate this...

Targeted Ransomware Attacks Hit Several Spanish Companies

Everis, one of the largest IT consulting companies in Spain, suffered a targeted ransomware attack on Monday, forcing the company to shut down all its computer systems until the issue gets resolved completely. Ransomware is a computer virus that encrypts files on an infected system until a ransom...

The latest on BlueKeep and DejaBlue vulnerabilities — Using Firepower to defend against encrypted DejaBlue

Update 11/04/2019: There have been several public reports of active exploitation of CVE-2019-0708, commonly referred to as “BlueKeep.” Preliminary reports indicate that the vulnerability is being exploited by adversaries who are leveraging access to compromised systems to install cryptocurrency...

First Cyber Attack 'Mass Exploiting' BlueKeep RDP Flaw Spotted in the Wild

Cybersecurity researchers have spotted a new cyberattack that is believed to be the very first but an amateur attempt to weaponize the infamous BlueKeep RDP vulnerability in the wild to mass compromise vulnerable systems for cryptocurrency mining. In May this year, Microsoft released a patch for ...

Microsoft Releases Security Updates to Address Remote Code Execution Vulnerabilities

Microsoft has released security updates to address two remote code execution vulnerabilities, CVE-2019-1181 and CVE-2019-1182, in the following operating systems: Windows 7 SP1 Windows Server 2008 R2 SP1 Windows Server 2012 Windows 8.1 Windows Server 2012 R2 Windows 10 Windows Server 2016 Windows...

Shades of BlueKeep: Wormable Remote Desktop Bugs Top August Patch Tuesday List

Microsoft’s August Patch Tuesday release contains updates for 93 CVEs, including 29 that are rated critical in severity. The highest priority of these include four critical remote code-execution RCE vulnerabilities in Remote Desktop Services RDS and a critical RCE flaw in Microsoft Word. Also, tw...