Exploit for Out-of-bounds Write in Polkit_Project Polkit

CVE-2021-4034 PWNKIT Script to...

Exploit for Out-of-bounds Write in Polkit_Project Polkit

██████╗ ██╗ ██╗██╗ ██╗███╗ ██╗███████╗██████╗ ██╔══██...

Exploit for Out-of-bounds Write in Polkit_Project Polkit

CVE-2021-4034 Obviously not original. Reworked it to understa...

Exploit for Out-of-bounds Write in Polkit_Project Polkit

CVE-2021-4034 This is an exploit created for CVE-2021-4034 m...

Exploit for Out-of-bounds Write in Polkit_Project Polkit

CVE-2021-4034 self contained...

Exploit for Out-of-bounds Write in Polkit_Project Polkit

CVE-2021-4034 Exploit for the pwnkit vulnerabilityhttps://...

[SECURITY] [DLA 2899-1] policykit-1 security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-2899-1 [email protected] https://www.debian.org/lts/security/ Salvatore Bonaccorso January 25, 2022 https://wiki.debian.org/LTS -...

Local Privilege Escalation in polkits pkexec

A bug exists in the polkit pkexec binary in how it processes arguments. If the binary is provided with no arguments, it will continue to process environment variables as argument variables, but without any security checking. By using the execve call we can specify a null argument list and populat...

Wireshark-Forensics-Plugin - A cross-platform Wireshark plugin that correlates network traffic data with threat intelligence, asset categorization & vulnerability data

Wireshark is the most widely used network traffic analyzer. It is an important tool for both live traffic analysis & forensic analysis for forensic/malware analysts. Even though Wireshark provides incredibly powerful functionalities for protocol parsing & filtering, it does not provide any...

The Chaos Ransomware Can Be Ravaging

The Qualys Research Team has observed a new version of Chaos ransomware in development. This blog reviews the malware’s updated functionality as well as its ongoing evolution. A ransomware builder called Chaos is still actively under development. The fourth version has recently been observed bein...

Automating Agent-less Vulnerability Assessment for Intune Enrolled Mobile Devices

Most Mobile Device Management solutions lack critical functionality such as vulnerability assessment and patch management. Integration with a popular MDM like Microsoft Intune allows Qualys to provide automated onboarding and continuous scanning of your mobile devices, among other functions to...

How to Make Log4Shell Remediation Quick & Effective

Confronting the Log4Shell vulnerability in your environment has seemed anything but “easy” due to its prevalence in Java applications. Rapid remediation is critical. In this blog, Qualys offers some advice – and a new utility – to speed up the process. Remediation is a critical step to ensure tha...

Mitigation of Supply Chain Risks in Microsoft 365

In this blog we review five attack techniques exploited to compromise MS 365 tenants. Qualys SaaS Detection & Response can be used by both IT and security teams to assess these threats, and then to fix common misconfigurations, hardening supply chain defenses. Last October, news of Microsoft 365 ...

Log4Shell – Follow This Multi-Layered Approach for Detection and Remediation

Since the Log4Shell vulnerability was first discovered, Qualys has analyzed and responded to the threat in a systematic way approaching it from all angles – detection, mitigation and remediation. Recognizing the challenge it poses to large enterprises, we recommend that organizations follow a...

Qualys Integrates with Shodan to Help Map the External Attack Surface

Qualys CyberSecurity Asset Management CSAM now natively integrates with Shodan to enable cybersecurity teams to identify all assets visible on the internet, including previously unknown and potential security issues… before attackers find them. Your attack surface is dynamic. Assets come and go,...

New Options Profiles for Log4Shell Detection

We have now added two new option profiles to our library for Log4Shell vulnerabilities. Option profiles define the settings you want to use for your scan. These new option profiles are tuned to quickly detect the Log4Shell vulnerability on assets in your environment. The following two...

Out-of-Band Detection for Log4Shell

Log4j is the de facto logging library for all Java applications, as Log4j is used in most Java-based applications. The challenge is that Java applications that use the log4j-vulnerable library can be coded, packaged, and deployed using different methods – this introduces a challenge for detection...

Detect Exploitation Attempts With Qualys XDR (Beta)

The recently announced Log4JShell / CVE-2021-44228 exploit is the latest reminder of why it’s so important to maintain an enterprise-wide view of your security posture. The heart of the exploit centers around misuse of the JNDI lookup function built into log4j. Impact: There are multiple proofs o...

Vulnerability Intelligence based on media hype. It works? Grafana LFI and Log4j “Log4Shell” RCE

Hello everyone! In this episode, I want to talk about vulnerabilities, news and hype. The easiest way to get timely information on the most important vulnerabilities is to just read the news regularly, right? Well, I will try to reflect on this using two examples from last week. I have a security...

Continuous Security Hardening and Monitoring for IBM® z/OS® Mainframes and Databases Using Qualys Policy Compliance

Mainframes are a key infrastructure component for many enterprises worldwide. Arguably the most secure, reliable, and efficient computing platform, mainframes hold some 70% of the worlds business-critical data. Even though they are highly secure and resilient, it’s a common misconception that...