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CVE-2023-4966 (CitrixBleed): Invalidate Active or Persistent Sessions To Prevent Further Compromise

Tenable

Tenable Research has published two blogs on CitrixBleed, our initial analysis of the vulnerability as well as a Frequently Asked Questions (FAQ) blog providing added context surrounding the in-the-wild exploitation by threat actors including multiple ransomware groups. ransomware group in their exploitation of CitrixBleed.

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Tenable OT Security: 2023 Year in Review

Tenable

In March 2023 , we announced new capabilities within Tenable OT Security, providing broader protection for critical infrastructure and industrial control systems, regardless of the size or configuration of the environment. These are just some of the many developments that made 2023 a remarkable year for Tenable OT Security. Happy New Year.

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Enhanced External Integrity Checking Tool to Provide Additional Visibility and Protection for Customers Against Evolving Threat Actor Techniques in Relation to Previously Disclosed Vulnerabilities

Ivanti

Importantly, this is not a new CVE, and we and our security and government partners are not aware of any instances of successful threat actor persistence following implementation of security updates and factory resets. We continue to intensely review risks and evolving threat actor techniques.

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Cybersecurity Snapshot: Critical Infrastructure Orgs Cautioned About Chinese Drones, While Water Plants Advised To Boost Incident Response

Tenable

In addition, the latest on the Androxgh0st malware. government to critical infrastructure organizations: If the drones you’re using were made in China, be careful. These drones represent a “significant risk” because the data they collect could end up in the hands of the Chinese government, the U.S. And much more! The upside?

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Cybersecurity Snapshot: A Look Back at Key 2023 Cyber Data for GenAI, Cloud Security, Vulnerability Management, OT, Cyber Regulations and more

Tenable

Learn how the cyber world changed in areas including artificial intelligence, CNAPP, IAM security, government oversight and OT security. Yes, cyberattackers quickly leveraged GenAI for malicious purposes, such as to craft better phishing messages , build smarter malware and quickly create and spread misinformation.

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Cybersecurity Snapshot: Curb Your Enthusiasm Over ChatGPT-type Tools at Work, Says U.K.’s NCSC 

Tenable

Plus, the QakBot botnet got torn down, but the malware threat remains – what CISA suggests you do. Moreover, new quantum-resistant algorithms are due next year. That’s the advice dispensed this week in a pair of blogs by the U.K. As OpenAI released ChatGPT Enterprise, the U.K.’s And much more! National Cyber Security Centre.

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The Ransomware Threat: Bigger, Greedier, Attacking the Most Vulnerable

Palo Alto Networks

In fact, our review of cases handled last year found that the average paid ransom nearly tripled to $312,493 (from $115,123 in 2019). Ransomware attacks evolved from “spray and pray” campaigns that sought flat rates to restore access to encrypted systems. Healthcare emerged as the most popular target. In October, the U.S.