Welcome to my weekly cybersecurity roundup! Here, I share updates on the projects I’m currently working on, along with the most insightful cybersecurity videos I watched, articles I found valuable, and podcasts I tuned into this week.

Featured Analysis

Featured article analysis:  McDonald’s Chatbot Recruitment Platform Exposed 64 Million Job Applications

This reveals a significant data breach within McDonald’s recruitment platform, McHire, exposing the personal information of 64 million job applicants. The breach stemmed from two critical vulnerabilities: the persistence of default “123456” credentials for a test account belonging to Paradox.ai (the bot’s creator) and an insecure direct object reference (IDOR) weakness in an internal API. These flaws allowed security researchers Ian Carroll and Sam Curry unauthorized access to applicant data, including names, addresses, phone numbers, email addresses, and even the ability to view and intervene in ongoing chatbot conversations. The ease with which such widespread data could be accessed highlights severe lapses in security protocols and underscores the potential for malicious actors to exploit similar weaknesses if not promptly addressed.

The incident underscores the paramount importance of robust security practices, particularly in platforms handling vast amounts of personal identifiable information (PII). The fact that a simple, unchanged default password from a 2019 test account could grant administrative access, combined with an IDOR vulnerability allowing sequential access to applicant records, points to fundamental oversights in development and testing. While Paradox.ai swiftly remediated the vulnerabilities upon notification, the incident serves as a stark reminder that even seemingly minor security gaps can have massive implications. It also calls into question the adequacy of their penetration testing, as these issues were not identified internally prior to the researchers’ discovery.

Despite the swift resolution and Paradox.ai’s assertion that only chat interactions of five applicants were accessed by the researchers and no data was shared online, the potential for harm was immense. The exposure of 64 million applicant records, even without highly sensitive data like Social Security numbers, still presents a significant privacy concern and could lead to various forms of targeted attacks like phishing. This incident should prompt other companies utilizing similar third-party recruitment platforms to scrutinize their own security measures and demand higher standards from their vendors to prevent similar breaches and safeguard applicant data.

Projects

• TryHackMe – Web Application Basics – In Progress

Articles

• McDonald’s Chatbot Recruitment Platform Exposed 64 Million Job Applications – Two vulnerabilities in an internal API allowed unauthorized access to contacts and chats, exposing the information of 64 million McDonald’s applicants.
• Google Gemini flaw hijacks email summaries for phishing – Google Gemini for Workspace can be exploited to generate email summaries that appear legitimate but include malicious instructions or warnings that direct users to phishing sites without using attachments or direct links.
• Telegram Messenger’s Ties to Russia’s FSB Revealed in New Report – The Telegram messaging app may have ties to Russia’s Federal Security Service (FSB), according to an investigation.
• Louis Vuitton suffers two hacks in a week as customer data is accessed in UK and Korea – Louis Vuitton has revealed that customer data was stolen during an unauthorised breach of the fashion giant’s UK operation’s systems.
• Russian Basketball Star Daniil Kasatkin Arrested in Ransomware Probe – Daniil Kasatkin, a Russian pro basketball player, faces US ransomware charges after his Paris arrest. His lawyer claims he’s “useless with computers,” raising questions about his alleged negotiator role in cybercrime.
• Cloudflare says 1.1.1.1 outage not caused by attack or BGP hijack – To quash speculation of a cyberattack or BGP hijack incident causing the recent 1.1.1.1 Resolver service outage, Cloudflare explains in a post mortem that the incident was caused by an internal misconfiguration.
• China’s Salt Typhoon Hacked US National Guard – Chinese hacking group Salt Typhoon targeted a National Guard unit’s network and tapped into communications with other units.
• Former US Army member confesses to Telecom hack and extortion conspiracy – A former US Army soldier pleaded guilty to hacking telecom databases, stealing data, and extorting companies by threatening to release the stolen info.
• Popular fitness app Fitify exposes 138K user progress photos – Fitify’s publicly accessible Google cloud storage bucket has exposed hundreds of thousands of files. Some of the files were user-uploaded progress pictures that individuals upload to track their body changes over time. After Cybernews contacted the company, the unprotected instance was closed.
• Salt Typhoon breach: Chinese APT compromises U.S. Army National Guard network – China-linked APT Salt Typhoon breached a U.S. Army National Guard unit’s network, accessed configs, and intercepted communications with other units.