Qualys API Best Practices: CyberSecurity Asset Management API

The Qualys Security Blog’s API Best Practices Series is designed for Qualys customer programmers or stakeholders with a general knowledge of programming who want to implement best practices to improve development, design, and performance of their programs that use the Qualys API. For non-customer...

Introducing CyberSecurity Asset Management 2.0 with Natively Integrated External Attack Surface Management

Qualys is introducing Qualys CyberSecurity Asset Management 2.0, which now delivers natively integrated External Attack Surface Management EASM to enable Cybersecurity teams to identify any and all assets visible on the internet, including previously unknown assets and any potential security...

Here’s a Simple Script to Detect the Stealthy Nation-State BPFDoor

In this blog, the Qualys Research Team explains the mechanics of a Linux malware variant named BPFdoor. We then demonstrate the efficacy of Qualys Custom Assessment and Remediation to detect it, and Qualys Multi-Vector EDR to protect against it. BPFDoor is a Linux/Unix backdoor that allows threat...

New Qualys Research Report: Evolution of Quasar RAT

The Qualys Threat Research Team continues to inform enterprise cybersecurity teams of emerging threats that could impact their business. These threat intelligence reports summarize individual threat exploits and provide practical recommendations for protecting against them. In this free research...

Attack Surface Management: a Critical Pillar of Cybersecurity Asset Management

In their recent Innovation Insight for Attack Surface Management report, Gartner calls Attack Surface Management or “ASM”, for short the first pillar in a broader Exposure Management strategy. According to Gartner, ASM addresses the questions: What does my organization look like from an attacker’...

Join Qualys at Black Hat USA 2022!

Need to get more security? As a Titanium Sponsor of Black Hat USA 2022 Qualys will be located front and center in Booth 1320 on the show floor. Stop by and visit us to learn about our latest techniques, best practices, and solutions for risk-based vulnerability management, external attack surface...

Aflac Reduces Critical Vulnerabilities by 55% with Qualys VMDR 2.0 with TruRisk

The following is a guest blog by Aflac, a Qualys VMDR customer, on their recent experience completing a Proof of Concept project for the newly release VMDR 2.0 with Qualys TruRisk. About Aflac Aflac Inc. NYSE: AFL is an insurance leader and the largest provider of supplemental insurance in the...

Integrating JIRA to the Qualys Cloud Platform

This is the second in a blog series on integrations to the Qualys Cloud Platform. This post looks at what are the requirements to build a successful integration and workarounds when some of the pieces are missing functionality. We then specifically consider the question of integrated Qualys with...

Use Qualys ­­Flow to Automate Detection & Remediation with No-code Workflows

The threat landscape is rapidly and constantly evolving. New software vulnerabilities and service misconfigurations are discovered daily, and exploits targeting them are often released within hours. For effective security, pursuing the automation of both detection and remediation processes is...

July 2022 Patch Tuesday | Microsoft Releases 84 Vulnerabilities with 4 Critical, plus 2 Microsoft Edge (Chromium-Based); Adobe Releases 4 Advisories, 27 Vulnerabilities with 18 Critical.

Microsoft Patch Tuesday Summary Microsoft has fixed 84 vulnerabilities aka flaws in the July 2022 update, including four 4 vulnerabilities classified as Critical as they allow Remote Code Execution RCE. This months Patch Tuesday cumulative Windows update includes the fix for one 1 actively...

About CMDB Sync Integration with Qualys CyberSecurity Asset Management

Welcome to the first in a new series of blog posts about Qualys integrations. This first blog in the series covers our integrations as they relate to CMDB Sync, which is a part of Qualys CyberSecurity Asset Management CSAM and has two versions. One version is for basic ServiceNow customers who ha...

How to Quickly Prioritize Risks with VMDR 2.0 and Orchestrate Response with CMDB & ITSM Integration

A single source of truth for asset inventory enables Cybersecurity and IT teams to optimally automate risk prioritization and response. Qualys VMDR 2.0 with TruRiskTM leverages Qualys CSAM to automate the Asset Criticality Score, a key parameter of risk scoring. This blog explains how with insigh...

Atlassian Confluence OGNL Injection Remote Code Execution (RCE) Vulnerability (CVE-2022-26134)

On June 02, 2022, Atlassian published a security advisory about a critical severity Unauthenticated Remote Code Execution vulnerability affecting Confluence Server and Data Center. According to the advisory, the vulnerability is being actively exploited and Confluence Server and Data Center...

Risk-based Remediation Powered by Patch Management in Qualys VMDR 2.0

According to the recently released Verizon DBIR report, vulnerability exploitation continued to be one of the top three attack vectors exploited by bad actors in 2021 to break into organizations. As of this writing, it’s only June, but more than 10,000 vulnerabilities have already been disclosed ...

Defending Against Scheduled Task Attacks in Windows Environments

Scheduling tasks is one of the most popular attack techniques used by threat actors to establish persistence on a victim’s machine. The Qualys Research Team investigated different ways that attackers could use to conceal scheduled tasks. In this blog, we describe three new techniques to hide and...

New Qualys Research Report: Inside a Redline InfoStealer Campaign

The Qualys Threat Research Team continues its efforts to identify and document previously unseen adversary activity to better understand their tactics, techniques, and procedures TTPs and defend against them. Recently we identified a new Redline InfoStealer campaign that spreads via fake cracked...

Detect the Follina MSDT Vulnerability (CVE-2022-30190) with Qualys Multi-Vector EDR & Context XDR

A new remote code execution vulnerability called “Follina” has been found lurking in most Microsoft products. In this blog, we examine a potential attack vector as well as technical details of Follina, and chart the ability to detect this new vulnerability using both Qualys Multi-Vector EDR and...

June 2022 Patch Tuesday | Microsoft Releases 55 Vulnerabilities with 3 Critical; Adobe Releases 6 Advisories, 46 Vulnerabilities with 40 Critical.

Microsoft Patch Tuesday Summary Microsoft has fixed 55 vulnerabilities aka flaws in the June 2022 update, including three 3 vulnerabilities classified as Critical as they allow Remote Code Execution RCE. This months Patch Tuesday cumulative Windows update includes the fix for one 1 zero-day...

Close the Gap Between IT & Security with Our New App: Qualys VMDR for ITSM

In recent years, the world has seen an alarming rise in cyber-attacks. According to the just released Verizon DBIR report, the rate of increase of ransomware attacks in 2021 was greater than its rate of increase in the last five years, combined. Malicious exploitation of vulnerabilities continues...

Introducing Qualys VMDR 2.0

Over the last five years, the number of vulnerabilities disclosed has doubled. The speed at which vulnerabilities are weaponized and leveraged for mass exploitation is down to mere days from weeks. For example, mass exploitation of the Log4Shell vulnerability at the end of 2021 occurred 48 hours...

Transitioning to a Risk-based Approach to Cybersecurity

For todays CISOs, managing cyber risk is Job 1, and its a full-time concern. This was communicated loud and clear when Qualys recently hosted several CISOs and cybersecurity executives from our global enterprise customer base at our Strategic Advisory Board meeting in London. Their teams are...

Qualys FIM: Be Compliance Ready with Intuitive, Ready-to-Use File Monitoring Profiles

Requirements for file-level security are often set by laws, regulations, and audit standards. These include identification of what must be protected, the various controls required to implement security, and outcomes required to successfully pass audits for compliance. This blog describes these an...

Put SecOps in the Driver’s Seat with Custom Assessment and Remediation

When zero-day threats emerge, time is of the essence. Security teams struggle to manage and respond to a range of challenges that often require custom approaches outside of existing vulnerability and security programs. Recently, many companies scrambled to mount their defenses against the Log4She...

Upgrade Your FIM Program to Detect Risk and Streamline Compliance

File integrity monitoring FIM tools are essential for defending business and customer data, but legacy tools are falling short by swamping security analysts with irrelevant alerts. This blog describes how Qualys FIM easily solves such issues by accurately isolating file-level breaches and sending...

May 2022 Patch Tuesday | Microsoft Releases 75 Vulnerabilities with 8 Critical; Adobe Releases 5 Advisories, 18 Vulnerabilities with 16 Critical.

Microsoft Patch Tuesday Summary Microsoft has fixed 75 vulnerabilities in the May 2022 update, including one advisory ADV2200011 for Azure in response to CVE-2022-29972, a publicly exposed Zero-Day Remote Code Execution RCE Vulnerability, and eight 8 vulnerabilities classified as Critical as they...

Ursnif Malware Banks on News Events for Phishing Attacks

Ursnif aka Gozi, Dreambot, ISFB is one of the most widespread banking trojans. It has been observed evolving over the past few years. Ursnif has shown incredible theft capabilities. In 2020 Ursnif rose to prominence becoming one of the top ten most prolific pieces of malware. Among its core...

CISA Alert: Top 15 Routinely Exploited Vulnerabilities

The U.S. Cybersecurity & Infrastructure Security Agency has published its report on the top exploited vulnerabilities of 2021. This blog summarizes the report’s findings and how you can use Qualys VMDR to automatically detect and remediate these risks in your enterprise environment. The...

Ransomware Insights from the FBI’s 2021 Internet Crime Report

The FBI has published its annual report on Internet crime. Qualys has analyzed its trends and statistics. In this post, we review our findings, especially with regards to the prevalence of Ransomware, and our recommendations for actions that enterprises should take to mitigate their risk. Every...

Assessing Certificate Risk with Qualys VMDR

Digital certificates and SSL are everywhere. However, managing an accurate inventory of all current certificates in use across your enterprise is an ongoing challenge. This blog examines the scale of the problem, the shortcomings of some popular certificate tracking methods, and how Qualys VMDR’s...

Implications of Windows Subsystem for Linux for Adversaries & Defenders (Part 2)

This post is the second of a multi-part blog series that explores and highlights the different risks that Windows Subsystem for Linux WSL poses to an enterprise IT environment. Here we examine different TTPs that abuse WSL and assess different methods to defend against such threats. ← Go to Part ...

April 2022 Patch Tuesday: Microsoft Releases 145 Vulnerabilities with 10 Critical; Adobe Releases 4 Advisories, 78 Vulnerabilities with 51 Critical.

Microsoft Patch Tuesday Summary Microsoft has fixed 145 vulnerabilities, including 17 Microsoft Edge vulnerabilities, in the April 2022 update, with ten 10 classified as Critical as they allow Remote Code Execution RCE. This month’s Patch Tuesday release includes fixes for two 2 zero-day...

EDR Is Dead. Long Live Multi-Vector EDR.

News of EDR’s demise has been greatly exaggerated. Fact is: older approaches to EDR have to move over. There’s a new solution now: Multi-Vector EDR. This blog reviews the highlights of our latest release of this critically important app on the Qualys Cloud Platform. Although it now seems like a...

Qualys Multi-Vector EDR Excels in 2022 MITRE ATT&CK Evaluation

MITRE evaluated Qualys Multi-Vector EDR against competing alternatives, and the results are in. This blog reviews the basics of MITRE ATT&CK evaluation, how our EDR solution performed, and how to interpret the ratings. MITRE Engenuity has released the results of round 4 of its ATT&CK Evaluations...

Spring Framework Zero-Day Remote Code Execution (Spring4Shell) Vulnerability

This page last updated: April 7th A new zero-day Remote Code Execution RCE vulnerability, “Spring4Shell” or “SpringShell” was disclosed in the Spring framework. An unauthorized attacker can exploit this vulnerability to remotely execute arbitrary code on the target device. What is Spring Framewor...

Implications of Windows Subsystem for Linux for Adversaries & Defenders (Part 1)

This post is the first of a multi-part blog series that will explore and highlight the different risks that Windows Subsystem for Linux WSL poses to an enterprise IT environment. Here we examine a new Microsoft feature for GNU\Linux that increases the attack surface and introduces a lot more...

Infographic: Log4Shell Vulnerability Impact by the Numbers

The full scope of risk presented by the Log4Shell vulnerability is something unprecedented, spanning every type of organization across every industry. Hard to find but easy to exploit, Log4Shell immediately places hundreds of millions of Java-based applications, databases, and devices at risk...

Qualys Study Reveals How Enterprises Responded to Log4Shell

On December 9, 2021, a critical zero-day vulnerability affecting Apache’s Log4j2 library, a Java-based logging utility, was disclosed to the world. This was no small announcement. As the third most used computer language, Java is practically ubiquitous. Its Log4j2 library is extremely popular...

Casdoor SQL Injection (CVE-2022-24124)

On Jan 22, 2022, a high severity SQL Injection vulnerability was reported in Casdoor which affected versions before 1.13.1 release. The vulnerability is tracked as CVE-2022-24124 with CVSS V3 7.5 score has a publicly available simple proof of concept which makes it easier for skilled attackers to...

March 2022 Patch Tuesday: Microsoft Releases 92 Vulnerabilities with 3 Critical; Adobe Releases 3 Advisories, 6 Vulnerabilities with 5 Critical.

Microsoft Patch Tuesday Summary Microsoft has fixed 92 vulnerabilities, including 21 Microsoft Edge vulnerabilities, in the March 2022 update, with three 3 classified as Critical as they allow Remote Code Execution RCE. This months Patch Tuesday release includes fixes for three 3 publicly disclos...

AvosLocker Ransomware Behavior Examined on Windows & Linux

AvosLocker is a ransomware group that was identified in 2021, specifically targeting Windows machines. Now a new variant of AvosLocker malware is also targeting Linux environments. In this blog, we examine the behavior of these two AvosLocker Ransomware in detail. AvosLocker is a relatively new...

Ukrainian Targets Hit by HermeticWiper, New Datawiper Malware

The Ukrainian Government has been targeted by HermeticWiper, a new ransomware-like data wiper. Its aim is not simply to encrypt the victim’s data, but rather to render a system essentially unusable. In this blog, our Research Team details our analysis of how this aggressive new malware works. The...

Russia-Ukraine Crisis: How to Strengthen Your Security Posture to Protect against Cyber Attack, based on CISA Guidelines

CISA has created Shields Up as a response to the Russian invasion of Ukraine. Qualys is responding with additional security, monitoring and governance measures. This blog details how and what our enterprise customers can do to immediately strengthen their security posture and meet CISA’s...

Meet FedRAMP Compliance with Qualys Cloud Platform

FedRAMP compliance is not without its challenges. Learn about some of the major security controls and how the Qualys Cloud Platform can help achieve FedRAMP authorization. What is FedRAMP? The Federal Risk and Authorization Management Program FedRAMP is a U.S. government program that promotes the...

Enhanced Native DNS based Scanning with Qualys VMDR

Network based scanning of modern infrastructure is getting very complex, especially when the assets are behind CDNs, load balancers, firewalls, and more recently, ephemeral assets that spin up/down as required. This blog describes recent enhancements to Qualys Cloud Platform that allow native...

Managing CISA Known Exploited Vulnerabilities with Qualys VMDR

CISA released a directive in November 2021, recommending urgent and prioritized remediation of actively exploited vulnerabilities. Both government agencies and corporations should heed this advice. This blog outlines how Qualys Vulnerability Management, Detection & Response can be used by any...

Oh Snap! More Lemmings: Local Privilege Escalation Vulnerability Discovered in snap-confine (CVE-2021-44731)

The Qualys Research Team has discovered multiple vulnerabilities in the snap-confine function on Linux operating systems, the most important of which can be exploited to escalate privilege to gain root privileges. Qualys recommends security teams apply patches for these vulnerabilities as soon as...

The Unbearable Lightness of Unaudited Supply Chains

An acute need expressed by a majority of CISOs at a roundtable in Italy sparks an idea to use one of our lesser-known compliance apps to manage supply chain security assurance efforts. In the 1984 novel The Unbearable Lightness of Being, author Milan Kundera ponders the fleeting nature of man’s...

Microsoft & Adobe Patch Tuesday (February 2022) – Microsoft 70 Vulnerabilities with 0 Critical; Adobe 17 Vulnerabilities with 5 Critical

Microsoft Patch Tuesday – February 2022 Microsoft addresses 70 vulnerabilities in their February 2022 Patch Tuesday release. While none of the vulnerabilities in this month’s Microsoft release cycle have been assigned as critical risk, several have been given a High risk rating CVSSv3.1 score of...

Introducing Qualys Context XDR: the Difference between Chaos & Clarity

In my role as a product leader, I have the pleasure of meeting security practitioners from organizations big and small, across multiple industry segments and geographies. No matter how large or small their budget or staff is, how much they’ve invested in their tech stack or how much experience th...

LolZarus: Lazarus Group Incorporating Lolbins into Campaigns

Qualys Threat Research has identified a new Lazarus campaign using employment phishing lures targeting the defence sector. The identified variants target job applicants for Lockheed Martin. This blog details the markers of this campaign, including macro content, campaign flow and phishing themes ...