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Healthcare Security: Ransomware Plays a Prominent Role in COVID-19 Era Breaches

Ransomware is the root cause in a majority of the healthcare breaches analyzed. As the ongoing COVID-19 pandemic continues to place unprecedented strain on global healthcare infrastructure, attackers...
 Rody Quinlan
March 10, 2021

Asset Detection with Nessus Scanners: The First Step In Assessing Cyber Risk

Building a precise inventory of existing assets across your attack surface is essential for effective vulnerability management. Here's how the asset detection process in Nessus scanners can help. Comp...

 Jesus Garcia Galan
February 16, 2021

Daisy Chaining: How Vulnerabilities Can Be Greater Than the Sum of Their Parts

With the rise of daisy-chained cyberattacks, security teams must consider the contextual risk of each vulnerability, including its potential to be leveraged in a full system compromise.

 Lamine Aouad
January 21, 2021

TL;DR: The Tenable Research 2020 Threat Landscape Retrospective

Tenable’s Security Response Team takes a look back at the major vulnerability and cybersecurity news of 2020 to develop insight and guidance for defenders. Søren Kierkegaard, the Danish philosopher, o...

Security Response Team
January 14, 2021

Microsoft’s January 2021 Patch Tuesday Addresses 83 CVEs

In its first Patch Tuesday of 2021, Microsoft patched 83 CVEs including 10 critical vulnerabilities Microsoft patched 83 CVEs in the January 2021 Patch Tuesday release, including 10 CVEs rated as crit...

Security Response Team
January 12, 2021

Microsoft’s December 2020 Patch Tuesday Addresses 58 CVEs including CVE-2020-25705 (SAD DNS)

The final Patch Tuesday of 2020 includes fixes for 58 CVEs, including workaround details for a severe vulnerability in Windows DNS Resolver called SAD DNS. Microsoft patched 58 CVEs in the December 20...

Security Response Team
December 8, 2020

COVID-19 Pandemic Data: As Attack Surface Expands, Software Vendors Improve Vulnerability Response Times

Tenable’s Zero-Day Research team found encouraging trends in how quickly software vendors are responding to our private disclosures, as well as how they’re addressing critical and high-severity vulner...

 Rajiv Motwani
December 7, 2020

Microsoft’s November 2020 Patch Tuesday Addresses 112 CVEs including CVE-2020-17087

Microsoft addressed over 112 CVEs in its November release, including a zero-day vulnerability in the Windows kernel that was exploited in the wild as part of a targeted attack. Microsoft patched 112 C...

Security Response Team
November 10, 2020

Oracle Critical Patch Update for October 2020 Addresses 402 Security Updates

Oracle’s latest Critical Patch Update surpasses the 400 mark for the second time this year with 402 security patches addressing 230 CVEs, including numerous critical vulnerabilities in Oracle Fusion M...

 Rody Quinlan
October 21, 2020

Writing Security Advisories: 5 Best Practices For Vendors

To maximize the impact of your security advisories, here are some key steps vendors can take to support automated workflows and timely remediation efforts. Over the years we’ve seen every variation of...

 Lucas Tamagna-Darr
October 15, 2020

Microsoft’s October 2020 Patch Tuesday Addresses 87 CVEs including “Bad Neighbor” Windows TCP/IP Vulnerability (CVE-2020-16898)

For the first time in seven months, Microsoft patches less than 100 CVEs, addressing 87 CVEs in its October release. Microsoft patched 87 CVEs in the October 2020 Patch Tuesday release, including 11 C...

Security Response Team
October 13, 2020

New to Chatbots? Understand Your Security Risk

With the increasing use of chatbots as a frontline tool for businesses, organizations need to take a closer look at the security of such services and include them in their threat model. Chatbots are e...

Tenable Research
September 30, 2020

US Cybersecurity Agency CISA Alert: Foreign Threat Actors Continue to Target Unpatched Vulnerabilities

CISA warns that foreign threat actors from China and Iran are routinely targeting unpatched vulnerabilities across government agencies and U.S.-based networks. Background On September 14 and September...

 Satnam Narang
September 17, 2020

Government Agencies Warn of State-Sponsored Actors Exploiting Publicly Known Vulnerabilities

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