CVE-2023-45920

Xfig v3.2.8 contains a NULL pointer dereference in XGetWMHints(), CVE-2023-45920. Multiple connected advisories confirm the issue and note that its remediation has been released: Mageia (MGASA-2024-0125), SUSE (SUSE-SU-2024:1196-1), and OSV entries indicate fixes. Descriptions consistently state ...

CVE-2023-45920

Xfig v3.2.8 was discovered to contain a NULL pointer dereference when calling XGetWMHints. NOTE: this is disputed because it is not expected that an X application should continue to run when there is arbitrary anomalous behavior from the X server or window manager...

Researchers Uncover AWS SSM Agent Misuse as a Covert Remote Access Trojan

Cybersecurity researchers have discovered a new post-exploitation technique in Amazon Web Services AWS that allows the AWS Systems Manager Agent SSM Agent to be run as a remote access trojan on Windows and Linux environments "The SSM agent, a legitimate tool used by admins to manage their...

Decoy Dog: New Breed of Malware Posing Serious Threats to Enterprise Networks

A deeper analysis of a recently discovered malware called Decoy Dog has revealed that it's a significant upgrade over the Pupy RAT, an open-source remote access trojan it's modeled on. "Decoy Dog has a full suite of powerful, previously unknown capabilities – including the ability to move victims...

New Decoy Dog Malware Toolkit Uncovered: Targeting Enterprise Networks

An analysis of over 70 billion DNS records has led to the discovery of a new sophisticated malware toolkit dubbed Decoy Dog targeting enterprise networks. Decoy Dog, as the name implies, is evasive and employs techniques like strategic domain aging and DNS query dribbling, wherein a series of...

The Future of Network Security: Predictive Analytics and ML-Driven Solutions

As the digital age evolves and continues to shape the business landscape, corporate networks have become increasingly complex and distributed. The amount of data a company collects to detect malicious behaviour constantly increases, making it challenging to detect deceptive and unknown attack...

Denial Of Service (DoS)

lighttpd is vulnerable to denial of service. The vulnerability exists in gwbackend.c where there is a resource leak which will lead to a connection slot exhaustion after a large amount of anomalous TCP behavior causing an application crash...

Design/Logic Flaw

A resource leak in gwbackend.c in lighttpd 1.4.56 through 1.4.66 could lead to a denial of service connection-slot exhaustion after a large amount of anomalous TCP behavior by clients. It is related to RDHUP mishandling in certain HTTP/1.1 chunked situations. Use of modfastcgi is, for example,...

The art and science behind Microsoft threat hunting: Part 1

At Microsoft, we define threat hunting as the practice of actively looking for cyberthreats that have covertly or not so covertly penetrated an environment. This involves looking beyond the known alerts or malicious threats to discover new potential threats and vulnerabilities. Why do incident...

Detecting and preventing privilege escalation attacks leveraging Kerberos relaying (KrbRelayUp)

On April 24, 2022, a privilege escalation hacking tool, KrbRelayUp, was publicly disclosed on GitHub by security researcher Mor Davidovich. KrbRelayUp is a wrapper that can streamline the use of some features in Rubeus, KrbRelay, SCMUACBypass, PowerMad/SharpMad, Whisker, and ADCSPwn tools in...

Strengthening Cybersecurity of SATCOM Network Providers and Customers

Summary Updated May 10, 2022: The U.S. government attributes this threat activity to Russian state-sponsored malicious cyber actors. Additional information may be found in a statement from the State Department . For more information on Russian malicious cyber activity, refer to...

Security Bulletin: IBM InfoSphere Master Data Management Server is vulnerable to HTTP Parameter Override discovered in MDM User Interface (CVE-2016-9717)

Summary IBM InfoSphere Master Data Management is vulnerable to a HTTP Parameter Override which may produce an anomalous behavior in the application that can be potentially exploited . Vulnerability Details CVEID: CVE-2016-9717 DESCRIPTION: HTTP Parameter Override is identified in IBM Infosphere...

Live-Forensicator - Powershell Script To Aid Incidence Response And Live Forensics

Live Forensicator is part of the Black Widow Toolbox, its aim is to assist Forensic Investigators and Incidence responders in carrying out a quick live forensic investigation. It achieves this by gathering different system information for further review for anomalous behaviour or unexpected data...

Update on Spring4Shell’s Impact on Rapid7 Solutions and Systems

We have completed remediating the instances of Spring4Shell CVE-2022-22965 and Spring Cloud CVE-2022-22963 vulnerabilities that we found on our internet-facing services and systems. We continue to monitor for new vulnerability instances and to remediate vulnerabilities on internally accessible...

3 Tips for Facing the Harsh Truths of Cybersecurity in 2022, Part I

Be forewarned—I’m about to lay down some harsh truths here. First, ransomware is prevalent, and there is no way to completely eliminate the threat. Second, at this point, you should operate under the assumption that hackers are already in your systems or could easily access them at any moment. It...

Juniper Networks Junos OS Denial of Service Vulnerability (CNVD-2022-06697)

Junos OS is a FreeBSD-based operating system used in Juniper Networks hardware routers. It is the operating system used in Juniper Networks routing, switching, and security appliances. A denial of service vulnerability exists in the flow daemon flowd on the Juniper Networks Junos OS SRX300 Series...

AuraBorealisApp - Do You Know What's In Your Python Packages? A Tool For Visualizing Python Package Registry Security Audit Data

AuraBorealis is a web application for visualizing anomalous and potentially malicious code in Python package registries. It uses security audit data produced by scanning the Python Package Index PyPI via Aura, a static analysis designed for large scale security auditing of Python packages. The...

Google TensorFlow code issue vulnerability (CNVD-2021-64531)

Google TensorFlow is an end-to-end open source platform for machine learning from Google, Inc. A security vulnerability exists in Google TensorFlow, which stems from the fact that the SVDF implementation in TFLite is vulnerable to a null pointer error in the affected version. An attacker could...

Google TensorFlow 代码问题漏洞

Google TensorFlow is an end-to-end open source platform for machine learning from Google, Inc. A security vulnerability exists in Google TensorFlow, which stems from the fact that the SVDF implementation in TFLite is vulnerable to a null pointer error in the affected version. An attacker could...

NicheStack embedded TCP/IP has vulnerabilities

Overview HCC Embedded's software called InterNiche stack NicheStack and NicheLite, which provides TCP/IP networking capability to embedded systems, is impacted by multiple vulnerabilities. The Forescout and JFrog researchers who discovered this set of vulnerabilities have identified these as...