Linux Threat Hunting - PSW #942

In the security news this week: Microsoft patches all the things Commissary freezers enter cyberwar Fake AV, real Defender nap Rowhammer comes for the GPU BIOS updates are no longer optional CVSS is not a crystal ball Kworker, but make it malware FortiGate gets a post-exploitation RAT CERN goes Debian underground UEFI shells strike again Australia loses the plot, and phones Cisco routers become covert gateways MikroTik patches the takeover chain WeWorm wriggles through mobile The year of Linux television Browsers become backdoors Fake IT calls, real data theft CVE attribution gets weird Boston Scientific keeps talking Security tools misconfigure themselves AI circuit breakers for rogue agents Passkeys meet the real world Vibe coding, vibe vulnerabilities AI loss of control keeps climbing AI agents report themselves to Schneier Visit https://www.securityweekly.com/psw for all the latest episodes! Show Notes: https://securityweekly.com/psw-943

First up: a technical segment on Linux threat hunting. We'll start this series by covering the best places to look for IoCs on Linux systems and devices, starting with startup services and scheduled tasks. Then, in the security news this week: SonicWall zero-days, again AI finds a pile of Cisco bugs, and a root RCE Claude Code Auto Mode dangers BGP hijacks your unsigned software update California, Linux and age verification Free movies, complimentary malware Citrix puts Linux alongside Windows Signal's "secure" enclave An expired domain answers military phone calls MORE Cheap Android TV boxes arrive pre-pwned CISA red teams meet critical infrastructure PaperCut vulnerability cuts both ways Big Tech asks everyone to secure its AI future Pacemaker monitoring DOJ files on a criminal leak site Water utility security, right after the breaches Visit https://www.securityweekly.com/psw for all the latest episodes! Show Notes: https://securityweekly.com/psw-942

Rob Allen from ThreatLocker joins us to discuss securing agentic AI with zero-trust controls, least privilege, and access controls to limit what agents can access and do. This segment is sponsored by ThreatLocker. Visit https://securityweekly.com/threatlocker to learn more about them! In the security news this week: Sixteen-year-old Linux LPEs still work Ubiquiti UniFi, patch it, also light on details If you remember magicJack, you too are old Slovakia doesn't trust its own speed cameras More homework on NIST's vulnerability database Your webcam, mic, and key light, all owned Printer moonlights as Minecraft server Zombie credit cards Your car's infotainment system fuels botnets Feds warn about AI-powered PLC attacks Can an AI actually reverse engineer its way out? Denver International's security breach, volume six Charlotte's breach and a parking company Why your ancient tech might be the safe one Microsoft counts billions of phishing emails A password vault that leaked to any website Australia sells password books at the post office Another perfect ten, this time in Entra ID Cisco's bug scores read like Olympic gymnastics Visit https://www.securityweekly.com/psw for all the latest episodes! Show Notes: https://securityweekly.com/psw-941

In the security news this week: Cursor opens your repo, the repo opens you If you want the good model I'm going to need to see your ID Flock's a Flocking mess Defender was supposed to be the chosen one Side stepping Secure boot - twice SonicWall: a LAMP stack in a fancy case Macs don't get viruses, part infinity Flipper One, but why not Nix? NetScaler is back in the room Borrowing phone's good reputation USB and how to make Windows download stuff A KVM with the expensive letters removed Five steps to stop the webcam creeps PlexTrac acquired NIST asks the internet to fix the NVD Poland's health software has a very bad week If Apple pings you about spyware, believe it A macOS stealer that drives your browser for you T-Mobile's incident response tool of choice may suprise you, or not... Visit https://www.securityweekly.com/psw for all the latest episodes! Show Notes: https://securityweekly.com/psw-940

In the security news this week: North Carolina ports and contingency plans Back to paper and pencils Midnight Blizzard compromises hotel Wi-Fi DNS strikes again Captive portals, stolen credentials, and nation-state scale Phishing-resistant MFA Goodbye SMS and voice authentication Cornflake RAT and Chaco Shell The NPM worm Hundreds of compromised packages AI lowers the barrier to mass exploitation Rethinking "secure enough" Back to basics: know what's on your network Get off my PCI lawn Visit https://www.securityweekly.com/psw for all the latest episodes! Show Notes: https://securityweekly.com/psw-939

This week: When you are not at summer camp you can't read about it The Fettle continues Using the CFAA against AI Social contracts are not security models VSCode extentions, again Bugtraq is back! NVIDA, LVFS, and unraveling AI infrastructure More routers that come with backdoors Do we care about LPE? Even more AI that finds vulnerabilities When AI breaks its own guardtails Visit https://www.securityweekly.com/psw for all the latest episodes! Show Notes: https://securityweekly.com/psw-938

In the security news: 2.2 million cars, one shared Bluetooth key JFrog tries to spin an AI 0-day into a win Sextortion scammers recycling ShinyHunters' leaks The first hack ever, from 1966 Prompt injection as a service, $150 a month Cisco's mystery "static credential" BMCs still on the internet, still handing out hashes Scattered Spider duo sentenced over the TfL hack Air-gapped data sneaking out over the video cable A ghost in the network DNS poisoning checks into hotel WiFi Microsoft's cut-rate cybersecurity AI Learning to trust USB drives again Agentic pentesting shows up just in time for Black Hat Microsoft rethinks security for the AI age, again Visit https://www.securityweekly.com/psw for all the latest episodes! Show Notes: https://securityweekly.com/psw-937

In the news this week: InfraTrust and knowing what to patch Adversary in the middle triggered command injection Exploitarium again FreeRDP comes with free vulnerabilities AI breaking out of sandboxes on its own Wordpress RCE DMA dangers Nightmware eclypse is at it again Fortisandbox Turning AI to the dark side more prompt injection Secure boot is broken, still and again... Visit https://www.securityweekly.com/psw for all the latest episodes! Show Notes: https://securityweekly.com/psw-936

This week, our technical segment covers a new open-source tool written by Paul (and Claude) that helps you keep your Linux systems up to date and assess supply chain risks. It's called "fettle" and is a pure Python implementation that gives you even more features than previously discussed! Then in the security news: The GodDamn Ransomware CMMC suspended Holy Microsoft Tuesday! Lessons learned Without the Internet, do we still get water? The forgotten shims More than two BIOS passwords Cracking firmware encryption with Claude 1999 called, and it wants its "Exploits" back Prompt injection for defenders Grok has your repo You're not going to outpatch AI Visit https://www.securityweekly.com/psw for all the latest episodes! Show Notes: https://securityweekly.com/psw-935

In the security news: Son of Anton strikes again! HalluSquatting and using Claude to defend itself CISA KEV's Revolving Door LLM's hallucinate and companies get sued Additionally - GitLost Yet even more Linux vulnerabilities Citrix just keeps bleeding Old hardware is new again A sneak peak into next week's tech segment Tenda hidden backdoors We're still talking about Mirai Today was not a good day for Roundcube Canada is hacking criminals AI safeguards are still annnoying All cars will spy on you The FatFs unpatched vulnerability in millions of embedded devices Windows OS market share drops below 60% (Paul uses Arch) 'We Cannot Choose to Become Idiots' - or can we? Visit https://www.securityweekly.com/psw for all the latest episodes! Show Notes: https://securityweekly.com/psw-934