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    Traccar 5 Remote Code Execution Vulnerabilities

    August 23, 2024
    This post walks through the vulnerabilities we disclosed affecting Gradio, and our work with Hugging Face to harden the Spaces platform after a recently reported potential breach.

    Exploiting File Read Vulnerabilities in Gradio to Steal Secrets from Hugging Face Spaces

    June 14, 2024
    This post walks through the vulnerabilities we disclosed affecting Gradio, and our work with Hugging Face to harden the Spaces platform after a recently reported potential breach.

    CVE-2024-23108: Fortinet FortiSIEM 2nd Order Command Injection Deep-Dive

    In November of 2023, preparing for a call for papers, I attempted to investigate the FortiSIEM patch for CVE-2023-34992. I kindly inquired with the PSIRT if I could have access to the most recent versions to some of their appliances to validate the patches, to which they declined. Acquiring access a different way, I eventually…

    CVE-2023-34992: Fortinet FortiSIEM Command Injection Deep-Dive

    In early 2023, given some early success in auditing Fortinet appliances, I continued the effort and landed upon the Fortinet FortiSIEM. Several issues were discovered during this audit that ultimately lead to unauthenticated remote code execution in the context of the root user. The vulnerabilities were assigned CVE-2023-34992 with a CVSS3.0 score of 10.0 given…

    Fortinet FortiWLM Deep-Dive, IOCs, and the Almost Story of the “Forti Forty”

    March 14, 2024
    Early in 2023, soon after reproducing a remote code execution vulnerability for the Fortinet FortiNAC, I was on the hunt for a set of new research targets. Fortinet seemed like a decent place to start given the variety of lesser-known security appliances I had noticed while searching for the FortiNAC firmware. The first target I…

    NextChat: An AI Chatbot That Lets You Talk to Anyone You Want To

    March 11, 2024
    NextChat a.k.a ChatGPT-Next-Web, a popular Gen AI ChatBot, is vulnerable to a critical server-side request forgery (SSRF) vulnerability.

    Writeup for CVE-2023-43208: NextGen Mirth Connect Pre-Auth RCE

    January 12, 2024
    Mirth Connect, by NextGen HealthCare, is an open source data integration platform widely used by healthcare companies. Versions prior to 4.4.1 are vulnerable to an unauthenticated remote code execution vulnerability, CVE-2023-43208. If you’re a user of Mirth Connect, you’ll want to upgrade to the latest patch release, 4.4.1, as of this writing.

    Writeup for CVE-2023-39143: PaperCut WebDAV Vulnerability

    January 12, 2024
    Introduction Back in Aug. 2023 we released an advisory for CVE-2023-39143, a critical vulnerability that affects Windows installs of the PaperCut NG/MF print management software. Attackers can exploit this vulnerability to download and delete arbitrary files, and in certain common configurations upload files, leading to remote code execution. This vulnerability was patched in PaperCut version…

    NextGen Mirth Connect Remote Code Execution Vulnerability (CVE-2023-43208)

    October 25, 2023
    Mirth Connect, by NextGen HealthCare, is an open source data integration platform widely used by healthcare companies. Versions prior to 4.4.1 are vulnerable to an unauthenticated remote code execution vulnerability, CVE-2023-43208. If you’re a user of Mirth Connect, you’ll want to upgrade to the latest patch release, 4.4.1, as of this writing.

    Apache Superset Part II: RCE, Credential Harvesting and More

    September 6, 2023
    Apache Superset is a popular open source data exploration and visualization tool. In a previous post, we disclosed a vulnerability, CVE-2023-27524, affecting thousands of Superset servers on the Internet, that enables unauthorized attackers to gain admin access to these servers. We also alluded to methods that an attacker, logged in as an admin, could use…