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Executive Insight, Opinion

Application isolation and virtualization provide a false sense of cybersecurity

A recently discovered critical vulnerability presents yet another case study for the shortcomings of the isolation/virtual machine model for cybersecurity. The vulnerability, CVE-2019-14378, has a severity of 8.8, and was first published in the National Vulnerability Database on July 29th, 2019. The vulnerability affects QEMU, the popular open source machine emulator and virtualizer. Short for…
Executive Insight, Opinion

Application isolation and virtualization provide a false sense of cybersecurity – It’s time for a better solution

A recently discovered critical vulnerability presents yet another case study for the shortcomings of the isolation/virtual machine model for cybersecurity. The vulnerability, CVE-2019-14378, has a severity of 8.8, and was first published in the National Vulnerability Database on July 29th, 2019. The vulnerability affects QEMU, the popular open source machine emulator and virtualizer. Short for…
VMware advisory warns users to patch critical issue in product
Security News, Vulnerabilities

VMware patches five security vulnerabilities

VMware pushed out security updates covering five vulnerabilities that if exploited could lead to information disclosure or a denial of service situation. The important-rated vulnerabilities are CVE-2019-5540, CVE-2019-5541 and CVE-2019-5542 and impact VMware Workstation Pro / Player and VMware Fusion Pro/Fusion. CVE-2019-5541 covers an out-of-bounds write vulnerability in e1000e virtual network adapter that could lead…
Cybercrime, Ransomware, Security News

Attackers’ use of virtual machine to hide ransomware is a first, say researchers

Virtual machines are an important tool for threat analysts as they debug and investigate malware. But now there is a documented case of malicious cyber actors exploiting a VM to their advantage in an attempt to hide a Ragnar Locker ransomware attack. Researchers at Sophos, who uncovered the technique, claim that such trickery is a…
VMware advisory warns users to patch critical issue in product
Network Security, Security News, Vulnerabilities

VMware issues critical security update for Workstation and Fusion products

VMware last week issued a security update for its Workstation and Fusion virtual network devices, patching a critical integer overflow vulnerability that, if exploited, could allow unauthorized guests to execute code on the host. Designated CVE-2018-6983, the hypervisor vulnerability is fixed in versions 14.1.5 and 15.0.2 of Workstation Pro and Workstation Player, and versions 10.1.5 and 11.0.2…
VMware advisory warns users to patch critical issue in product
Network Security, Security News, Vulnerabilities

VMware squashes critical code execution bug in hypervisors

VMware has updated its Workstation hosted hypervisor and Fusion software hypervisor, fixing a critical vulnerability that could be exploited to trigger arbitrary code execution or a denial of service condition. The virtualization and cloud computing software provider company also fixed two important privilege escalation flaws spread out between four of its products. Designated CVE-2020-3947, the most critical…
Security News, Vulnerabilities

VMware issues advisory for a DoS vulnerability

VMware issued a security advisory for an “important-rated” denial of service (DoS) vulnerability. The issue, CVE-2018-6977, affects VMware’s vSphere ESXi, Workstation Pro/Player and Fusion Pro is due to the ability to create an infinite loop in a 3D-rendering. This can be accomplished by an attacker, who already has normal user privileges as a guest, who…
AppleMalware2
Security News

Apple releases updates for iOS, macOS, tvOS, watchOS and other products

Apple Tuesday released updates to address vulnerabilities in several of its products including its macOS and iOS operating systems. The iOS updates include a patch for a FaceTime vulnerability which would allow a remote attacker to infiltrate a FaceTime call causing arbitrary code execution which affected  iPhone 5s and later, iPad Air and later, and…
Security News, Vulnerabilities

Microsoft patches 22 critical flaws, four zero days on June Patch Tuesday

Microsoft’s June Patch Tuesday release covered 88 CVE, including 22 rated as critical and four that covered previously announced zero-day vulnerabilities. The zero-day issues, all are elevation of privilege issues, were tagged as top priority patches of the month by several cybersecurity executives, although the good news is none of the zero days, or other…
Product Review

Tripwire Enterprise 8.7

Tripwire Enterprise ensures system availability and speeds up investigations through integrity monitoring that uses both agent and agentless methods to discover changes in real time before they become breaches and find the root cause of a compromise if a breach occurs. While the solution can be deployed physically, virtually on-premises or in the cloud, ultimately…
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