Grey Noise

GreyNoise is announcing the launch of NetNoiseCon, an online conference series hosted by GreyNoise aimed at advancing InfoSec education and fostering community collaboration, featuring technical talks and career advice from industry experts.

Welcome to our Monthly Roundup, where we curate a unique mix of articles, books, podcasts, and more that have captured the attention of the GreyNoise team. From deeply technical articles to literary treasures, join us on this eclectic journey through the media that sparks our curiosity each month. Explore + discover as we share the gems that have fueled our inspiration!

Despite rumors to the contrary, CVE-2023-22527 isn’t dead! See what it’s been up to in the weeks since it was all the rage.

This post steps through the process of discovering CVE-2024-21762, a non-disclosed out-of-bounds write vulnerability in Fortinet FortiOS and FortiProxy

This post explores the utility and methodology behind GreyNoise tags, emphasizing their role in analyzing network data from a non-IP-centric perspective to identify patterns, behaviors, and potential threats.

This post introduces GreyNoise Labs' series on BTLE, highlighting its privacy and security implications, as well as the journey from basic usage to sophisticated system development, offering insights for cybersecurity professionals and tech enthusiasts alike.

Welcome to our Monthly Roundup, where we curate a unique mix of articles, books, podcasts, and more that have captured the attention of the GreyNoise team. From deeply technical articles to literary treasures, join us on this eclectic journey through the media that sparks our curiosity each month. Explore + discover as we share the gems that have fueled our inspiration!

In 2021, Ivanti patched a vulnerability that they called “code injection”. Rumors say it was a backdoor in an open source project. Let’s find out what actually happened!

See why Andrew Morris, GreyNoise's founder, is thrilled to step into his dream role as Chief Architect, focusing on technical innovation and AI strategy. With Ash Devata joining as CEO, Andrew is excited to partner with someone known for their customer focus and industry expertise, ensuring GreyNoise continues to thrive in the ever-evolving landscape of cybersecurity.

Discover insights into the drawbacks of a proposed ban on open-source SDR, and explore the argument for enhanced security measures to strike a balance between innovation and safeguarding against vulnerabilities in wireless systems.

Discover how CISA's Ransomware Vulnerability Warning Pilot (RVWP) and GreyNoise tags can bolster your cybersecurity. Learn to utilize actionable intelligence from GreyNoise to combat ransomware threats and protect your organization's technology stack, from collaboration tools to middleware services. Stay ahead of diverse ransomware attacks with our in-depth analysis and strategic defense guidance.

Welcome to our Monthly Roundup, where we curate a unique mix of articles, books, podcasts, and more that have captured the attention of the GreyNoise team. From deeply technical articles to literary treasures, join us on this eclectic journey through the media that sparks our curiosity each month. Explore + discover as we share the gems that have fueled our inspiration!

Discover the key insights from GreyNoise Labs' report on mass exploitation in 2023, including: Observations on attacker tactics and behaviors: the impact of 242 Common Vulnerabilities & Exposures (CVEs); and, the role of nation-state conflicts in the mass exploitation landscape. Learn how GreyNoise's detection network and research contribute to a safer internet.

If you want to know way too much about attacks against F5 BIG-IP devices, then this is the blog for you!

Our first-hand observations of how attackers leverage CVE-2023-46805 and CVE-2024-21887 to install cryptocurrency miners.

Get an overview of SnakeYAML deserialization vulnerabilities (CVE-2022-1471) - how it works, why it works, and what it affects.

In the blog we discuss the importance of securing your Atlassian products, provide valuable insights on various IP activities, and offer friendly advice on proactive measures to protect your organization.

See what predictions and hot takes our Storm Watch hosts have for 2024.

Discover the fascinating story of a GreyNoise researcher who found that attackers were using his demonstration code for a vulnerability instead of the real exploit. Explore the implications of this situation and learn about the importance of using accurate and up-to-date exploits in the cybersecurity community.

Discover what our amazing researcher Matthew Remacle uncovers as he investigates a new vulnerability in Apache Struts! This weakness enables attackers to remotely drop and call a web shell through a public interface.