‘Use After Free’ is the name given to security vulnerabilities that occur because of a problem with the way an application is managing its memory. When one part of a program attempts to use some memory that another part of the program has released because it is no longer needed the application may crash, produce […]
What is a Use After Free Vulnerability? Read More »
Earlier this month, the Vue.js JavaScript framework was subject to a supply chain attack via the npm ecosystem. The node-ipc package was sabotaged by its creator and was pulled into other people’s projects resulting in anti-war messages being displayed to users and, in some cases, data destruction. Node-ipc is a popular module used in the
Npm sabotaged by Ukraine protest Read More »
HP has issued two security advisories describing remote code execution and denial of service vulnerabilities that affect hundreds of different HP network printers. Remote code execution and buffer overflow Certain HP Print products and Digital Sending products may be vulnerable to potential remote code execution and buffer overflow with use of Link-Local Multicast Name Resolution
HP warns of printer vulnerabilities Read More »
As a security manager you can only protect systems that you know about. Asset Management is the art and science of keeping track of all the devices connected to your network so that you can protect them. You can’t protect what you don’t track One of the developments in cybersecurity thinking in recent years has
Why Asset Management is important for Cybersecurity Read More »
When the LAPSUS$ ransomware group broke into the network of Nvidia, the data they stole included two code signing certificates which are now being used to sign malware to help it bypass security defences. In order to prove that an application or driver is genuine and really does come from the named developer, a digital
Stolen Nvidia certs uses to sign malware Read More »
Our monthly summary of recent important security patches includes updates from Microsoft and HP Microsoft Patch Tuesday March 2022 The March security updates from Microsoft address 71 security vulnerabilities, including several rated as critical or zero-day: Microsoft Exchange Server remote code execution vulnerability ( CVE-2022-23277) allowing an authenticated malicious user to run their code with admin
March Security Updates Read More »
Akamai has published details of a DDoS attack which generated more than 53 million packets per second by abusing misconfigured PBX VoIP gateways. Amplification DDoS attacks work by abusing systems which send large responses to small queries. Thus, an attacker can transmit a number of small requests which have the ‘reply-to’ address set to the
Phone systems abused to generate record breaking DDoS attacks Read More »
A Linux kernel vulnerability dubbed ‘Dirty Pipe’ allows an attacker to change any file on the system – including read only files such as the password file. The flaw affects Linux Kernel 5.8 and later – including Android devices as well as mainstream Linux server distros. Tracked as CVE-2022-0847, the flaw in the way memory
Linux Dirty Pipe kernel vulnerability Read More »
The US Cybersecurity and Infrastructure Security Agency (CISA) maintains a list of known vulnerabilities that are the most commonly exploited by threat actors. At the start of March the list was extended by another 95 bugs including several critical Cisco vulnerabilities. The known exploited vulnerabilities catlog is part of the CISA’s Shields-Up initiative that provides
These are the vulnerabilities being targeted today Read More »
The Russian attack on Ukraine is a new kind of war, being fought in cyber space as much as it is on the city streets of Ukraine. Microsoft reports that Ukrainian networks were targeted with FoxBlade malware several hours before the start of the invasion on the 24th February. Said Brad Smith, President & Vice
Malware spike linked to Ukraine invasion Read More »
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