The UK National Cyber Security Centre published an advisory this week regarding the ongoing and increasing risk of DNS hijacking. DNS is the system that converts domain names to IP addresses allowing the world wide web to function. Its architecture is designed to be distributed in order to be resilient and stable. This distributed and […]
NCSC warns of increased DNS Hijacking risk Read More »
The June Patch Tuesday updates from Microsoft included a change to the Bluetooth LE stack which could prevent some of your Bluetooth devices from connecting – and you’ll be glad! When vendors publish specifications, such as the one for Bluetooth LE, it is common practice to include some example code to give adopters an idea
June Patch Tuesday breaks Bluetooth – in a good way Read More »
New versions of Tomcat 7x, 8x and 9x have been issued to fix a vulnerability when running Tomcat on a Microsoft Windows based system. The vulnerability is related to the challenging way. Windows and Java interact to process and parse command line arguments. The result is a remote code execution vulnerability in the CGI Servlet. The
Tomcat RCE vulnerability patched by Apache Read More »
Researchers have published details of a newly discovered side channel attack they have named RAMBleed RAMbleed is the latest evolution of attacks building on Row Hammer that allow information in one area of physical memory to be influenced by access made to a different but nearby area of physical memory. Because Row Hammer and related methods
RAMbleed – new side channel attack Read More »
The world’s most popular mail server is vulnerable to a remote command execution flaw Exim is the world’s most popular mail server, with 57% of the mail servers connected to the web running Exim (as of June 2019). The vulnerability reported by Qualys (CVE-2019-10149) affects Exim versions 4.87 to 4.91 inclusive running on several Linux
Exim mail server vulnerable to remote command execution Read More »
All Linux kernels prior to 5.0.8 are vulnerable to a race condition vulnerability which can allow remote code execution. The vulnerability in the RDS (Reliable Datagram Socket) module can lead to a use after free condition which can be leveraged to achieve remote code execution by sending specially crafted TCP packets to a vulnerable server.
Linux RCE Kernel vulnerability patched Read More »
A team including some of the researchers who discovered the Spectre and Meltdown vulnerabilities in AMD and Intel CPU announced a new class of vulnerability affecting Intel CPU which they called Zombieload. Like Spectre and Meltdown, the Zombieload vulnerability exploits weaknesses in the implementation of speculative execution in Intel CPUs. The different attack names reflect
Zombieload – a new class of Intel CPU vulnerability Read More »
Microsoft included a fix for a serious RDP remote code execution vulnerability known as BlueKeep in the May patch Tuesday update. The vulnerability, which has become known as BlueKeep or CVE-2019-0708, remains unpatched on millions of internet connected systems. It affects all Windows-NT based operating systems ranging from Windows 2000 and Windows XP up to
Bluekeep – critical Windows vulnerability Read More »
Dell SupportAssist software prior to 3.2.0.90 contains two critical remote code execution vulnerabilities. Dell has just released a new version of their SupportAssist software which comes pre-installed on most systems to correct CVE-2019-3719. A 17 year old security researcher discovered a weakness in the way the Dell software validated the identity of the dell.com website. This made
Dell SupportAssist remote code execution vulnerability Read More »
LightNeuron is a backdoor specifically designed to target Microsoft Exchange mail servers. It permits attackers to read and reroute all email passing through the server and execute commands on the server hidden in incoming email attachments. A recent paper published by ESET describes how the malware functions and the risks it poses. The researcher says:
LightNeuron malware targets Exchange servers Read More »
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