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8 big IT failures of 2023

CIO

We’ve gathered eight instances of big tech failures that struck companies and other organizations in 2023. And because the incumbent companies have been around for so long, many are running IT systems with some elements that are years or decades old. Honestly, it’s a wonder the system works at all.

Airlines 345
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Guarding the gates: a look at critical infrastructure security in 2023

CIO

As the end of 2023 approaches, it becomes imperative to assess the current landscape of cybersecurity threats, explore potential strategies to combat them, and explore the new practice measures that can be taken. As technology advances, so too does the sophistication of threats to these essential systems.

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Tenable OT Security: 2023 Year in Review

Tenable

As we reflect on the many accomplishments Tenable OT Security achieved in 2023, one thing is clear: we couldn’t have done it without the support and collaboration of our customers and partners. As we bid farewell to 2023, these end-of-year days are a perfect opportunity to look back and summarize this incredible year.

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CircleCI incident report for January 4, 2023 security incident

CircleCI

On January 4, 2023, we alerted customers to a security incident. We encourage customers who have yet to take action to do so in order to prevent unauthorized access to third-party systems and stores. A note on employee responsibility vs. systems safeguards. The malware was not detected by our antivirus software.

Report 145
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CVE-2023-4966 (CitrixBleed): Invalidate Active or Persistent Sessions To Prevent Further Compromise

Tenable

Analysis CVE-2023-4966 is an information disclosure vulnerability in NetScaler ADC and NetScaler Gateway. Researchers including Kevin Beaumont, who has been instrumental in sounding the alarm around CitrixBleed , have observed the theft of session tokens from vulnerable systems that have been leveraged post patch.

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CVE-2023-2868: Barracuda and FBI Recommend Replacing Email Security Gateway (ESG) Devices Immediately

Tenable

Analysis CVE-2023-2868 is a remote command injection vulnerability in Barracuda ESG appliances due to improper handling of emails with attachments. Analysis CVE-2023-2868 is a remote command injection vulnerability in Barracuda ESG appliances due to improper handling of emails with attachments.

Malware 115
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How to manage cloud exploitation at the edge

CIO

Companies that have embraced the cloud need to understand the Shared Responsibility Model: a security and compliance framework that explains what shared infrastructure and systems the cloud provider is responsible for maintaining and how a customer is responsible for operating systems, data, and applications utilizing the cloud.

Cloud 246