August 30, 2025

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Hello all,

The unofficial end of summer is here – Labor Day – observed by the United States and Canada, and nothing is different in the world of cyber security. Evil people are still perpetrating their vile crimes, earning themselves a toasty place in hades, and defenders are still diligently at their mostly thankless jobs, doing their best to keep the hordes of dirtbags out, protecting what has been entrusted to them. This past week was rather busy with quite a few zero days and other vulnerabilities revealed. And, while the activity of attackers and defenders is primarily unchanged, this week heralded a shift in the technology used as the first known AI-powered ransomware was uncovered. More on that in a moment.

Headline NEWS:

  • Citrix NetScaler ADC and NetScaler Gateway have had several patches released to plug actively exploited defects. As of mid-week last week, there were 21,000 unpatched systems accessible on the internet. CISA ordered that all agencies of the US Government patch theirs by August 28. If you have either of these in your environment, patch immediately, and check for signs of compromise.
  • Docker released updates to fix a container escape defect. This critical bug allows a threat actors to break out of the Docker container and access the underlying engine to start additional containers that the threat actor controls. They could then be used to access files on the host system. If you use Docker on Windows or MacOS, patch soon.
  • Google Chrome released a critical update, again. Make sure that you update your browser If you have not done so recently.
  • HikVision has released patches for the HikCentral product suite. The most serious is in HikCentral Professional, which allows an unauthenticated remote attacker to achieve administrative level permission. If for some reason you’ve ignored the US Government’s warning to not use these cameras, then at least make sure that you patch their software and follow the guidance of the article to “implement comprehensive network segmentation” which should limit the blast radius.
  • WhatsApp has released updates to fix a vulnerability that dovetails with last week’s Apple iOS zero-day patch. Threat actors had weaponized the image processing flaw and were using WhatsApp to target specific individuals. Note, WhatsApp recommends in their notice, sent to known affected individuals, that if they were targeted they should, “perform a device factory reset”.

In Ransomware, Malware, and Vulnerabilities News:

  • The first AI-powered ransomware has been discovered — “PromptLock” uses local AI to foil heuristic detection and evade API tracking. In a significant stepping up of the adversary war, the use of local AI, to dynamically generate code to evade defenses and prevent needing to reach out to Command and Control once deployed, is genius level evil. Well played – dirtbag. Hopefully, our defensive systems catch on quickly.

In Other News Events of Note and Interest:

  • A new Coast Guard rule puts cybersecurity front and center for maritime operators,. The article describes upcoming changes that ports, shipping lines, cruise lines, and more, that are US based or American flagged, will need to comply with. Some are already in effect, and others will come into play within the next couple of years. It is well past time that this vital infrastructure was required to adhere to reasonable and necessary standards for cybersecurity.

Musings:

It is Labor Day weekend. As an American (or Canadian) worker, I’m supposed to be taking it easy. Instead, I’m doing this… Ah, the life of a cyber defender. However, I’m going to stop writing now so that I can enjoy the lovely evening.

Visc. Jan Broucinek

Keep the shields up!

Viscount Jan Broucinek
Red Dot Security News

Headline NEWS

Ransomware, Malware, and Vulnerabilities News

Other News Events of Note and Interest

 

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