In ExPetr/Petya’s shadow, FakeCry ransomware wave hits Ukraine

While the cyber-world was still shaking under the destructive ExPetr/Petya attack that hit on June 27, another ransomware attack targeting Ukraine at the same time went almost unnoticed. So far, all theories regarding the spread of ExPetr/Petya point into two directions: Distribution via trojaniz...

OracleVM 3.4 : xen (OVMSA-2017-0116)

The remote OracleVM system is missing necessary patches to address critical security updates : - BUILDINFO: xen commit=74b662e79bc874fe8ad8a93d2891e6569c380004 - BUILDINFO: QEMU upstream commit=8bff6989bd0bafcc0ddf859c23ce6a2ff21a80ff - BUILDINFO: QEMU traditional...

Citrix XenServer Multiple Vulnerabilities (CTX224740)

The version of Citrix XenServer installed on the remote host is missing a security hotfix. It is, therefore, affected by multiple vulnerabilities : - A flaw exists that causes grant table operations to fail due to improper handling of reference counts. An unauthenticated, remote attacker can...

Xen 'shadow/common.c' elevation of privilege vulnerability

Xen is an open source virtual machine monitor. An elevation of privilege vulnerability exists in Xen 'shadow/common.c'. An attacker could exploit the vulnerability to gain elevated privileges...

'Shadow Brokers' Threatens to Unmask A Hacker Who Worked With NSA

The Shadow Brokers, a notorious hacking group that leaked US cyberweapons — which were also abused by the recent ransomware disasters WannaCry and Petya or NotPetya — has now threatened to unmask the identity of a former hacker who worked for the NSA. Besides this, the Shadow Brokers group has al...

‘Petya’ Ransomware Outbreak Goes Global

A new strain of ransomware dubbed "Petya" is worming its way around the world with alarming speed. The malware is spreading using a vulnerability in Microsoft Windows that the software giant patched in March 2017 -- the same bug that was exploited by the recent and prolific WannaCry ransomware...

x86: insufficient reference counts during shadow emulation

ISSUE DESCRIPTION When using shadow paging, writes to guest pagetables must be trapped and emulated, so the shadows can be suitably adjusted as well. When emulating the write, Xen maps the guests pagetables to make the final adjustment and leave the guest's view of its state consistent. However,...

Qualys Cloud Platform 2.27 New Features

This release of the Qualys Cloud Platform version 2.27 includes updates and new features for Cloud Agent and AssetView as follows: Highlights Platform / Cloud Agent API Host Asset Management API – updated to query on and return additional Cloud Agent attributes. The new attribute fields are not...

Analysis of the Shadow Brokers release and mitigation with Windows 10 virtualization-based security

On April 14, a group calling themselves the Shadow Brokers caught the attention of the security community by releasing a set of weaponized exploits. Shortly thereafter, one of these exploits was used to create wormable malware that we now know as WannaCrypt, which targeted a large number of...

New Fileless Ransomware with Code Injection Ability Detected in the Wild

It is no secret that hackers and cybercriminals are becoming dramatically more adept, innovative, and stealthy with each passing day. While new forms of cybercrime are on the rise, traditional activities seem to be shifting towards more clandestine techniques that come with limitless attack vecto...

Microsoft Issues Updates for 96 Vulnerabilities You Need to Patch this Month

As part of June's Patch Tuesday, Microsoft has released security patches for a total of 96 security vulnerabilities across its products, including fixes for two vulnerabilities being actively exploited in the wild. This month's patch release also includes emergency patches for unsupported version...

Microsoft Releases Patches for 3 Remaining NSA Windows Exploits

Did you know… last month's widespread WannaCry ransomware attack forced Microsoft to release security updates against EternalBlue SMB exploit for unsupported versions of Windows, but the company left other three Windows zero-day exploits unpatched? For those unaware, EternalBlue is a Windows SMB...

[SECURITY] Fedora 26 Update: authconfig-7.0.1-1.fc26

Authconfig is a command line utility which can configure a workstation to use shadow more secure passwords. Authconfig can also configure a system to be a client for certain networked user information and authentication schemes...

Shadow: Multiple vulnerabilities

Background Shadow is a set of tools to deal with user accounts. Description Multiple vulnerabilities have been discovered in Shadow. Please review the CVE identifiers referenced below for details. Impact A local attacker could possibly cause a Denial of Service condition, gain privileges via...

GLSA-201706-02 : Shadow: Multiple vulnerabilities

The remote host is affected by the vulnerability described in GLSA-201706-02 Shadow: Multiple vulnerabilities Multiple vulnerabilities have been discovered in Shadow. Please review the CVE identifiers referenced below for details. Impact : A local attacker could possibly cause a Denial of Service...

NSA Arsenal: CVE-2017-9073 EsteemAudit analysis-vulnerability warning-the black bar safety net

In April, one named“shadow broker,”the organization publish a part of them from the NSA to steal the exploit tool, mainly for the windows operating system. One of the most famous is the ransomware WanaCryp0t use / exploit"EternalBlue"in. Another is the release to use the tool for the CVE-2017-907...

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...

USN-3276-2: shadow regression | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 14.04 Description USN-3276-1 intended to fix a vulnerability in su. The solution introduced a regression in su signal handling. This update modifies the security fix. We apologize for the inconvenience. Original advisory...

suidperl Privilege Escalation (PROCSUID)

The suidperl application is installed on the remote host. It is, therefore, affected by a privilege escalation vulnerability that allows a local attacker to gain root privileges. PROCSUID is one of multiple Equation Group vulnerabilities and exploits disclosed on 2017/04/08 by a group known as th...

Netscape Enterprise Server Basic Authentication Buffer Overflow RCE (EGGBASKET/XP_NS-HTTPD)

According to its banner, the Netscape Enterprise Server running on the remote host is either version 3.6 or 3.6 SP1. It is, therefore, affected by a buffer overflow condition in the HTTP Basic Authentication module of the server. An unauthenticated, remote attacker can exploit this to execute...