hAFL1 – Our Journey of Fuzzing Hyper-V and Discovering a Critical 0-Day

Within hours from the moment our in-house built fuzzer, hAFL1, started running – it found a critical, CVSS 9.9 RCE vulnerability in Hyper-V’s virtual driver...

OSV-2021-1059 Use-of-uninitialized-value in fuzz_json_decode_encode.cc

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36502 Crash type: Use-of-uninitialized-value Crash state: fuzzjsondecodeencode.cc UAByteStringallocBuffer fuzzjsondecodeencode.cc...

Security Scorecards - Security Health Metrics For Open Source

Security Health Metrics For Open Source Motivation A short motivational video clip to inspire us: https://youtu.be/rDMMYT3vkTk "You passed! All D's ... and an A!" Goals 1. Automate analysis and trust decisions on the security posture of open source projects. 2. Use this data to proactively improv...

Lazyrecon - Tool To Automate Your Reconnaissance Process In An Organized Fashion

Lazyrecon is a subdomain discovery tool that finds and resolves valid subdomains then performs SSRF/LFI/SQLi fuzzing, brute-force and port scanning. It has a simple modular architecture and is optimized for speed while working with github and wayback machine. Features Super fast asynchronous...

OSV-2021-823 UNKNOWN READ in FuzzedFileProvider::seek

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34845 Crash type: UNKNOWN READ Crash state: FuzzedFileProvider::seek IOdowrite IOfilecloseit...

Bug inside ABDKMathQuad library

Handle adelamo Vulnerability details Impact FairSideFormula library is using ABDKMathQuad library underneath. According to the ABDKMathQuad README, the range of values is the following: The minimum strictly positive subnormal value is 2^−16494 ≈ 10^−4965 and has a precision of only one bit. The...

Segfault in `tf.raw_ops.SparseCountSparseOutput`

Impact Passing invalid arguments e.g., discovered via fuzzing to tf.rawops.SparseCountSparseOutput results in segfault. Patches We have patched the issue in GitHub commit 82e6203221865de4008445b13c69b6826d2b28d9. The fix will be included in TensorFlow 2.5.0. We will also cherrypick this commit on...

Fuzzing HTTP Proxies: Privoxy, Part 1

Research Fuzzing HTTP Proxies: Privoxy, Part 1 Share May 17th, 2021 Here at Opera, we’re always looking for ways to improve the browsing experience of our users with speed and usability. Perhaps more importantly though, we also look for ways to improve users’ privacy and security. While we...

CVE-2021-29619

TensorFlow is an end-to-end open source platform for machine learning. Passing invalid arguments e.g., discovered via fuzzing to tf.rawops.SparseCountSparseOutput results in segfault. The fix will be included in TensorFlow 2.5.0. We will also cherrypick this commit on TensorFlow 2.4.2, TensorFlow...

CVE-2021-29619 Segfault in `tf.raw_ops.SparseCountSparseOutput`

TensorFlow is an end-to-end open source platform for machine learning. Passing invalid arguments e.g., discovered via fuzzing to tf.rawops.SparseCountSparseOutput results in segfault. The fix will be included in TensorFlow 2.5.0. We will also cherrypick this commit on TensorFlow 2.4.2, TensorFlow...

LibAFL - Advanced Fuzzing Library - Slot Your Fuzzer Together In Rust! Scales Across Cores And Machines. For Windows, Android, MacOS, Linux, No_Std, ...

Advanced Fuzzing Library - Slot your own fuzzers together and extend their features using Rust. LibAFL is written and maintained by Andrea Fioraldi [email protected] and Dominik Maier [email protected]. Why LibAFL? LibAFL gives you many of the benefits of an off-the-shelf fuzzer, while...

Designing sockfuzzer, a network syscall fuzzer for XNU

Posted by Ned Williamson, Project Zero Introduction When I started my 20% project – an initiative where employees are allocated twenty-percent of their paid work time to pursue personal projects – with Project Zero, I wanted to see if I could apply the techniques I had learned fuzzing Chrome to...

Stable Channel Update for Desktop

The Stable channel has been updated to 90.0.4430.85 for Windows, Mac and Linux which will roll out over the coming days/weeks. A full list of changes in this build is available in the log. Interested in switching release channels? Find out how here. If you find a new issue, please let us know by...

Vajra - A Highly Customi zable Target And Scope Based Automated Web Hacking Framework To Automate Boring Recon Tasks

An automated web hacking framework for web applications Detailed insight about Vajra can be found at https://hackwithproxy.medium.com/introducing-vajra-an-advanced-web-hacking-framework-bd8307a01aa8 About Vajra Vajra is an automated web hacking framework to automate boring recon tasks and same...

Security Bulletin: IBM Resilient vulnerable to username enumeration (CVE-2020-4635)

Summary IBM Resilient could disclose sensitive information by allowing a user to enumerate usernames. An attacker may use this to determine if a user exists or not. Vulnerability Details CVEID: CVE-2020-4635 DESCRIPTION: IBM Resilient could disclose sensitive information by allowing a user to...

SSRFuzz - A Tool To Find Server Side Request Forgery Vulnerabilities, With CRLF Chaining Capabilities

SSRFuzz is a tool to find Server Side Request Forgery vulnerabilities, with CRLF chaining capabilities Why? I wanted to write a tool in Golang for concurrency I wanted to fuzz parameters for SSRF vulnerablities, as well as fuzz both paths and parameters for CRLF injections I was inspired by...

WireBug - A Toolset For Voice-over-IP Penetration Testing

WireBug is a tool set for Voice-over-IP penetration testing. It is designed as a wizard which makes it easy to use. The tools are build for single using too, so every tool is its own python or bash program. Installation Install the dependencies in requirements.txt and the python dependencies in...

Reconftw - Simple Script For Full Recon

This is a simple script intended to perform a full recon on an objective with multiple subdomains tl;dr Requires Go Run ./install.sh before first run apt, rpm, pacman compatible git clone https://github.com/six2dez/reconftw cd reconftw chmod +x .sh ./install.sh ./reconftw.sh -d target.com -a...

OSV-2017-79 Heap-buffer-overflow in fuzz_read_callback

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=4785 Crash type: Heap-buffer-overflow WRITE Crash state: fuzzreadcallback Curlfillreadbuffer readwriteupload...

Wprecon - A Vulnerability Recognition Tool In CMS Wordpress, 100% Developed In Go

Hello! Welcome. Wprecon Wordpress Recon, is a vulnerability recognition tool in CMS Wordpress, 100% developed in Go. Notice: Why is the project out of updates these days ?! What happens is that I am doing the vulnerability scanner. Branch Dev Compile and Install Features Random Agent Detection WA...