News – January 2023


  • New Sh1mmer ChromeBook exploit unenrolls managed devices

    January 31, 2023

    A new exploit called ‘Sh1mmer’ allows users to unenroll an enterprise-managed Chromebook, enabling them to install any apps they wish and bypass device restrictions. When Chromebooks are enrolled with a school or an enterprise, they are managed by policies established by the organization’s administrators. This allows admins to force-install browser extensions, apps, and to restrict how ...

  • CISA Releases One Industrial Control Systems Advisory

    January 31, 2023

    CISA released one Industrial Control Systems (ICS) advisory on January 31, 2023. This advisory provides timely information about current security issues, vulnerabilities, and exploits surrounding ICS. CISA encourages users and administrators to review the newly released ICS advisory for technical details and mitigations. Read more… Source: U.S. Cybersecurity and Infrastructure Security Agency  

  • Prilex modification now targeting contactless credit card transactions

    January 31, 2023

    Prilex is a singular threat actor that has evolved from ATM-focused malware into unique modular PoS malware – actually, the most advanced PoS threat Kaspersky have seen so far, as described in a previous article. Forget about those old memory scrapers seen in PoS attacks. Prilex goes beyond these, and it has evolved very differently. This ...

  • Exploit released for critical VMware vRealize RCE vulnerability

    January 31, 2023

    Horizon3 security researchers have released proof-of-concept (PoC) code for a VMware vRealize Log Insight vulnerability chain that allows attackers to gain remote code execution on unpatched appliances. VMware patched four security vulnerabilities in its vRealize log analysis tool last week, two being critical and allowing remote attackers to execute code on compromised devices. Read more… Source: Bleeping Computer  

  • University of Michigan Health says cyber attack impacted public websites, not patient info

    January 30, 2023

    Michigan Health officials say its public websites experienced issues due to a cyber attack but claims the issue did not impact patient information. In a statement on Monday, officials say the attack affected a “third-party vendor we use to host some of our sites.” Read more… Source: CBS Detroit News  

  • Come to the dark side: hunting IT professionals on the dark web

    January 30, 2023

    The dark web is a collective name for a variety of websites and marketplaces that bring together individuals willing to engage in illicit or shady activities. Dark web forums contain ads for selling and buying stolen data, offers to code malware and hack websites, posts seeking like-minded individuals to participate in attacks on companies, and ...

  • JD Sports hit by cyber-attack that leaked 10m customers’ data

    January 30, 2023

    The fashion retailer JD Sports said the personal and financial information of 10 million customers was potentially accessed by hackers in a cyber-attack. The company said incident, which affected some online orders made by customers between November 2018 and October 2020, targeted purchases of products of its JD, Size?, Millets, Blacks, Scotts and Millets Sport brands. Read ...

  • Russian hackers DDoS Germany for aiding Ukraine

    January 30, 2023

    Russian hackers have proved yet again how quickly cyber attacks can be used to respond to global events with a series of DDoS attacks on German infrastructure and government websites in response to the country’s plan to send tanks to Ukraine. The efforts, according to Germany’s cyber security agency, the BSI, were largely in vain. “Currently, ...

  • UK: Army spied on lockdown critics

    January 29, 2023

    A shadowy Army unit secretly spied on British citizens who criticised the Government’s Covid lockdown policies, The Mail on Sunday can reveal. Military operatives in the UK’s ‘information warfare’ brigade were part of a sinister operation that targeted politicians and high-profile journalists who raised doubts about the official pandemic response. Read more… Source: Daily Mail  

  • Infrastructure Companies Say Suppliers Pose a Growing Cyber Threat

    January 27, 2023

    Companies in critical infrastructure sectors say weak cyber defenses at suppliers are becoming a significant threat to their business, and that rules to boost security down the supply chain might be needed. While federal and industry rules for specific areas such as aviation, pipeline companies and other critical infrastructure operators are well-established, said Curley Henry, vice ...

  • ISC Releases Security Advisories for Multiple Versions of BIND 9

    January 27, 2023

    The Internet Systems Consortium (ISC) has released security advisories that address vulnerabilities affecting multiple versions of the ISC’s Berkeley Internet Name Domain (BIND) 9. A remote attacker could exploit these vulnerabilities to potentially cause denial-of-service conditions and system failures. Read more… Source: U.S. Cybersecurity and Infrastructure Security Agency  

  • Mitigating RBAC-Based Privilege Escalation in Popular Kubernetes Platforms

    January 27, 2023

    Prisma Cloud and Unit 42 recently released a report examining the use of powerful credentials in popular Kubernetes platforms, which found most platforms install privileged infrastructure components that could be abused for privilege escalation. Unit 42 happy to share that, as of today, all platforms mentioned in their report have addressed built-in node-to-admin privilege escalation. ...

  • Ukraine: Sandworm hackers hit news agency with 5 data wipers

    January 27, 2023

    The Ukrainian Computer Emergency Response Team (CERT-UA) found a cocktail of five different data-wiping malware strains deployed on the network of the country’s national news agency (Ukrinform) on January 17th. “As of January 27, 2023, 5 samples of malicious programs (scripts) were detected, the functionality of which is aimed at violating the integrity and availability of ...

  • U.S. Department of Justice Disrupts Hive Ransomware Variant

    January 26, 2023

    The Justice Department announced today its months-long disruption campaign against the Hive ransomware group that has targeted more than 1,500 victims in over 80 countries around the world, including hospitals, school districts, financial firms, and critical infrastructure. Since late July 2022, the FBI has penetrated Hive’s computer networks, captured its decryption keys, and offered them to ...

  • Iranian and Russian hackers targeting politicians and journalists, warn UK officials

    January 26, 2023

    Iranian and Russian hackers are targeting British politicians and journalists with espionage attacks, officials have warned. The National Cyber Security Centre has issued a fresh alert about increasing attempts to steal information from specific groups and individuals. Read more… Source: BBC News