setcred

FreeBSD setcred2 — research artifacts This subdirectory collects the write-up and working exploits for the setcred2 stack buffer overflow in FreeBSD 14.x kernel. The vulnerability itself is fully documented in setcred.txt. The short version: kernsetcredcopyinsuppgroups uses sizeofgroups where...

rp

rp++: a fast ROP gadget finder for PE/ELF/Mach-O x86/x64/ARM/ARM64 binaries Overview rp++ or rp is a C++ ROP gadget finder for PE/ELF/Mach-O executables and x86/x64/ARM/ARM64 architectures. Finding ROP gadgets To find ROP gadget you need to specify a file with the --file / -f option and use the...

FDD-book

FreeBSD Device Drivers From First Steps to Kernel Mastery by Edson Brandi · Version 2.0 April 2026 About This Book FreeBSD Device Drivers: From First Steps to Kernel Mastery is a free, open-source book that takes you from "I've never written kernel code" to "I can write, debug, and submit...

vuln-list

vuln-list Collect vulnerability information and save it in parsable format automatically Source Directory| OS| Source| URL ---|---|---|--- alma/| AlmaLinux| AlmaLinux Errata| https://errata.almalinux.org/8/errata.json alpine/| Alpine Linux| Alpine secdb| https://secdb.alpinelinux.org/ amazon/1|...

CVE-2020-7461

CVE-2020-7461 PoC for DHCP vulnerability NAME:WRECK in FreeBSD For educational purposes only Environment Host: macOS 11.2.1 Vagrant: 2.2.15 Victim: FreeBSD 12.1-STABLE r364849 Attacker: Ubuntu 20.04 Disclaimer This PoC will cause DoS instead of RCE to prevent abuse. PoC Turn off DHCP server in...

hershell

Hershell Simple TCP reverse shell written in Go. It uses TLS to secure the communications, and provide a certificate public key fingerprint pinning feature, preventing from traffic interception. Supported OS are: Windows Linux Mac OS FreeBSD and derivatives Why ? Although meterpreter payloads are...

DrayTek-Exploit

CVE-2022-23093 FreeBSD Stack-Based Overflow Informations ⚠️ The shellcode that is used by default is FreeBSD/x86-64 - execve - 28 bytes from Gitsnik change it and put your own one for starting ⚠️ Details of Vulnerability The ping utility, used to solicit an ICMP ECHORESPONSE from a host or gateway,...

termshark

Termshark A terminal user-interface for tshark, inspired by Wireshark. V2.4 is out now with packet search and profiles for colors and columns! See theChangeLog. If you're debugging on a remote machine with a large pcap and no desire to scp it back to your desktop, termshark can help! Features Rea...

hershell

Hershell NOTE: the project has been forked on this repo, check there for any other developments. Hershell is a simple TCP reverse shell written in Go. It uses TLS to secure the communications, and provide a certificate public key fingerprint pinning feature, preventing from traffic interception...

naxsi

Project Status This is a project status update regarding Naxsi. As you may have noticed, the development of Naxsi has been stopped and the repository will be archived for historical reasons. This means that no new updates or bug fixes will be released for this version. However, if you wish to...

freebsd-dhclient-poc

CVE-2020-7461 Reproducer PoC Authors: Moshe Kol, Shlomi Oberman Reproducer PoC for FreeBSD dhclient heap-based buffer overflow vulnerability when parsing DHCP option 119 CVE-2020-7461. The problem resides in the function findsearchdomainnamelen in the file sbin/dhclient/options.c. This function i...

cve-2011-4862

cve-2011-4862 I originally tried to use diff to make a patch. I patched it the way I thought it would be, before looking at the real patch. encrypt.patch is this original patch that I made with teh diff. However, when we tried applying this patch to freeBSD, it would not accept it. Instead, we ha...

vulnerabilities in the FreeBSD bhyve hypervisor

The FreeBSD community has addressed several vulnerabilities in the bhyve Hypervisor. These vulnerabilities involve race conditions, incorrect validation, and synchronization issues in various device models within the bhyve Hypervisor. A malicious guest virtual machine can exploit these errors to...

FreeBSD : brotli -- out-of-bounds write permits remote code execution (f1e61d76-cdb6-11f1-b15e-589cfc104230)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the f1e61d76-cdb6-11f1-b15e-589cfc104230 advisory. -Brotli project reports: CVE-2026-111497: out-of-bounds write permits remote code execution. Tenable ha...

FreeBSD : Unbound -- Multiple vulnerabilities (0be28489-cd2f-11f1-8135-8447094a420f)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the 0be28489-cd2f-11f1-8135-8447094a420f advisory. NLNetLabs reports: This release consolidates security fixes for issues reported over a period ...

FreeBSD : PHP -- Multiple vulnerabilities (d8e16d08-cd2f-11f1-8135-8447094a420f)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the d8e16d08-cd2f-11f1-8135-8447094a420f advisory. The PHP project reports: PHP 8.5.12, 8.4.27, 8.3.36 and 8.2.35 fix two critical vulnerabilitie...

Blackash-CVE-2025-14558

🚨 CVE-2025-14558 : Critical Remote Code Execution in FreeBSD IPv6 🧠 Overview CVE-2025-14558 is a critical Remote Code Execution RCE vulnerability affecting FreeBSD systems that use IPv6 router solicitation services. A flaw in how untrusted network input is handled allows attackers to execute...

research-cve-2025-68971

CVE 2025-68971 | Holloway Chew, Kean Ho's Knowledge Research On 2025-12-22, a security vulnerability CVE 2025-68971 CVSS: 5.5/MEDIUM was discovered in open-source Forgejo 13.0.3 application first detected on FreeBSD14 operating system. It caused the operating system went into mass-killing all...

CVE-2026-4747-

CVE-2026-4747: FreeBSD Remote Kernel RCE First remote kernel exploit both discovered and exploited by an AI 📋 Quick Summary Aspect| Detail ---|--- CVE| CVE-2026-4747 Vulnerability| Stack buffer overflow in kgssapi.ko RPCSECGSS Impact| Remote Kernel Code Execution → uid 0 reverse shell Affected|...

FreeBSD : Emacs -- Local command injection via crafted file names in TRAMP (436ad1a7-ccc8-11f1-af18-c4ff99d93a55)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the 436ad1a7-ccc8-11f1-af18-c4ff99d93a55 advisory. TRAMP Transparent Remote file Access, Multiple Protocol is a part of Emacs that provides an...