Java is used by 90% of the Fortune 500 companies, is the second most popular programming language on the planet. So why does Java prompt users to uninstall it? All software contains bugs and vulnerabilities, so one method to limit the number of ways your computer can be attacked is to reduce the amount of […]
Why Java is recommending you uninstall Java Read More »
At the start of 2018 details were first published of the theoretical Spectre attack which exploits flaws in the design of modern CPU to allow data to be stolen from memory. Now Google has published a working proof-of-concept. Spectre is the name given to a number of attacks that are variations on a theme –
Google demonstrates Spectre attack in Chrome Read More »
Microsoft has released an easy to install one-click mitigation tool for the critical Exchange security vulnerability known as ProxyLogon as the NCSC issues an urgent alert to UK firms. The Hafnium/Proxylogon attack against Microsoft Exchange servers worldwide is escalating. Security researchers at Checkpoint report a 10 fold increase in daily attacks against Exchange e-mail servers
Microsoft releases One-Click ProxyLogon workaround for Exchange Read More »
Web browsers are adding more TCP ports to their block lists in an attempt to prevent exploitation of NAT Slipstream attacks. NAT Slipstreaming is an attack which tricks the NAT router into allowing external traffic through the NAT firewall to target any internal network device by abusing protocols such as SIP or H.323 where this
Browsers block more ports to prevent NAT Slipstream attacks Read More »
Microsoft has updated their Microsoft Safety Scanner (MSERT) tool so that it detects Web Shells installed on your Exchange servers through the ProxyLogon vulnerability. Last week Microsoft issued emergency patches to address four zero-day exploits that were being exploited by the Hafnium group. Since the disclosures, criminal groups have been targeting Microsoft Exchange Servers around
How to identify ProxyLogon – Hafnium attacks on your Exchange Server Read More »
Programmable Logic Controllers manage industrial systems of all kinds, from oil rigs to vaccine production and one of the leading manufacturers of PLC is Rockwell Automation. A bad-as-it-gets (CVSS 10) vulnerability has been discovered that affects the Logix line of PLC devices. According to the alert issued by the US CERT: Successful exploitation of this
Rockwell Automation Critical Vulnerability in PLC Read More »
Microsoft has published details and out of cycle patches for several 0-day Exchange exploits under active attack. Microsoft Security Response Center advises: Due to the critical nature of these vulnerabilities, we recommend that customers apply the updates to affected systems immediately to protect against these exploits and to prevent future abuse across the ecosystem. The exploits have been linked to the
Exchange 0-day exploits need patching today Read More »
A critical vulnerability in vCenter Server could allow an unauthenticated attacker to execute arbitrary code on the server that hosts vCenter and so take over the system. vCenter Server is used by IT Admins to manage VMware installations and the virtual machines that run in the VMware environment. The vulnerability (CVE-2021-21972) in a plug-in used
VMware patches critical RCE in vCenter Server Read More »
A new whitepaper from Microsoft highlights the risks of software supply chain attacks for organisations that pull package dependencies from public repositories like npm, RubyGems and PIP. A dependency confusion attack or supply chain substitution attack occurs when a software installer script is tricked into pulling a malicious code file from a public repository instead
What is a dependency confusion attack? Read More »
In the February 2021 Patch Tuesday security update Microsoft fixed 56 flaws, one zero-day vulnerability and two remote code execution vulnerabilities in the Windows Fax Service. That’s right, someone can send you a fax and take over your Windows system. While you might be tempted to think: ‘who sends faxes these days?’ that is the
Critical Windows Fax Server Vulnerability Patched – and Why You Should Care Read More »
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