Principal Mapper, or PMapper, is a tool and library for in-depth analysis with AWS Identity and Access Management, as well as AWS Organizations. PMapper stores data about AWS accounts and organizations, then provides options to query, visualize, and analyze that data. The library, written in Python, enables users to extend PMapper's functionality for other use-cases. … Continue reading Tool Release – Principal Mapper v1.1.0 Update
Category: Research
SAML XML Injection
The Single Sign-On (SSO) approach to authentication controls and identity management was quickly adopted by both organizations and large online services for its convenience and added security. The benefits are clear; for end-users, it is far easier to authenticate to a single service and gain access to all required applications. And for administrators, credentials and … Continue reading SAML XML Injection
The Future of C Code Review
I gave a short talk on the Future of C Code Review at our internal (Not) NCC Con Conference this year (held virtually due to Covid-19) and recorded it for posterity.In this short talk, I focus on optimizations resulting from pointer provenance-based alias analysis that can modify the behavior of code with undefined behaviors. https://www.youtube.com/watch?v=kX1sjaqorWc … Continue reading The Future of C Code Review
Tool Release – Solitude: A privacy analysis tool
Created by Dan Hastings and Emanuel Flores Solitude is an open source privacy analysis tool that enables you to conduct your own privacy investigations into where your private data goes once it leaves your web browser or mobile device. Whether a curious novice or a more advanced researcher, Solitude makes the process of evaluating an … Continue reading Tool Release – Solitude: A privacy analysis tool
Deception Engineering: exploring the use of Windows Installer Packages against first stage payloads
We prototyped a Windows Installer Package Canary to help detect certain first stage trade craft. The ultimate goal being to alert for those threat actors targeting security products through uninstallation.
Lending a hand to the community – Covenant v0.7 Updates
Introduction Covenant [1] is an open source .NET command and control framework to support Red Team operations, similar in many ways to the well-known Cobalt Strike threat emulation software. Covenant is an ASP.NET Core, cross-platform application that includes a web-based interface that allows for multi-user collaboration. It has two main agents/payloads: The Grunt, which is … Continue reading Lending a hand to the community – Covenant v0.7 Updates
Technical Advisory – Multiple Vulnerabilities in Netgear ProSAFE Plus JGS516PE / GS116Ev2 Switches
Multiple vulnerabilities were found in Netgear ProSafe Plus JGS516PE switches that may pose a serious risk to their users. The most critical vulnerability could allow unauthenticated users to gain arbitrary code execution. The following vulnerabilities were the most relevant identified during the internal research: Unauthenticated Remote Code Execution (CVE-2020-26919)NSDP Authentication Bypass (CVE-2020-35231)Unauthenticated Firmware Update Mechanism … Continue reading Technical Advisory – Multiple Vulnerabilities in Netgear ProSAFE Plus JGS516PE / GS116Ev2 Switches
Deception Engineering: exploring the use of Windows Service Canaries against ransomware
We prototyped a Windows Service Canary to help detect and respond to certain pre-ransomware trade craft. The ultimate goal being to alert and minimize the impact of ransomware deployments.
Wubes: Leveraging the Windows 10 Sandbox for Arbitrary Processes
Wubes is like Qubes but for Microsoft Windows. The idea is to leverage the Windows Sandbox technology to spawn applications in isolation. We currently support spawning a Windows Sandbox for the Firefox browser, with other applications easily added.
Technical Advisory: Administrative Passcode Recovery and Authenticated Remote Buffer Overflow Vulnerabilities in Gigaset DX600A Handset (CVE-2021-25309, CVE-2021-25306)
Current Vendor: Gigaset Vendor URL: https://www.gigaset.com/es_es/gigaset-dx600a-isdn/ Versions affected: V41.00-175.00.00-SATURN-175.00 Systems Affected: DX600A Authors: Manuel Ginés - manuel.gines[at]nccgroup[dot]com Admin Service Weak Authentication CVE Identifier: CVE-2021-25309 Risk: 8.8 (High) - AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H AT Command Buffer Overflow CVE Identifier: CVE-2021-25306 Risk: 4.5 (Medium) - AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H Summary According to the oficial documentation, the Gigaset DX600A is a high-end ISDN desktop … Continue reading Technical Advisory: Administrative Passcode Recovery and Authenticated Remote Buffer Overflow Vulnerabilities in Gigaset DX600A Handset (CVE-2021-25309, CVE-2021-25306)