pentestercrab
Tues Aug 11, 2015 2:29am PST
Karma:
2208
submitted
Wed Aug 20, 2025 11:41am PST
Marshal madness: A brief history of Ruby deserialization exploits
@pentestercrab
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4
25
Sat Aug 9, 2025 5:34am PST
Breaking the Sorting Barrier for Directed Single-Source Shortest Paths
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99
Wed Mar 5, 2025 5:00am PST
New Method to Leverage Unsafe Reflection and Deserialisation to RCE on Rails
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1
Fri Jan 10, 2025 5:14pm PST
Escaping Ruby's Gem:SafeMarshal Sandbox
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2
Thurs Dec 26, 2024 5:30am PST
Escaping Ruby's Gem:SafeMarshal Sandbox
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3
Sat Dec 7, 2024 6:22am PST
RubyGem's Gem:SafeMarshal buffer overrun with length larger than fit into a byte
@pentestercrab
1
Tues Dec 3, 2024 5:38pm PST
CORS Vulnerabilities in Go: Vulnerable Patterns and Lessons
@pentestercrab
1
Mon Dec 2, 2024 3:54pm PST
Shiny Vulnerabilities in R's Most Popular Web Framework
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1
Wed Nov 27, 2024 4:16pm PST
PentesterLab: Web Hacking and Security Code Review 600 exercises and 700 videos
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1
Wed Nov 27, 2024 9:28am PST
Cross-Site Post Requests Without a Content-Type Header – CSRF Attack
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2
Mon Nov 25, 2024 7:44am PST
Execute commands by sending JSON? Ruby deserialization vulnerabilities
@pentestercrab
2
Mon Nov 25, 2024 6:45am PST
JWT Libraries Block Algorithm Confusion: Key Lessons for Code Review
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3
Mon Nov 25, 2024 6:01am PST
Chosen-Prefix Collisions on AES-Like Hashing
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2
Mon Nov 25, 2024 5:29am PST
Ruby 3.4 Universal RCE Deserialization Gadget Chain
@pentestercrab
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Mon Nov 4, 2024 6:28am PST
Ruby's String Slice is Broken
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Sat Oct 26, 2024 12:08pm PST
Evaluate Markdown code blocks within Vim
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Tues Oct 22, 2024 3:08pm PST
SQL Injection Polyglot Payloads
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1
Tues Oct 1, 2024 1:57am PST
Insecurity Through Censorship: Vulnerabilities Caused by the Great Firewall
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1
2
Fri Sep 27, 2024 7:21am PST
Insecurity Through Censorship: Vulnerabilities Caused by the Great Firewall
@pentestercrab
4
Thurs Jun 27, 2024 7:21pm PST
Fuzz Map – fuzzer for GUIs that automatically builds a visual map
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1
Thurs Jun 27, 2024 7:06pm PST
nastystereo.com
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Mon May 27, 2024 4:22pm PST
A Single File Ruby on Rails Application
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4
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Fri May 3, 2024 4:23pm PST
Devfile file write vulnerability in Gitlab – walkthrough finding CVE-2024-0402
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Tues Apr 30, 2024 2:37am PST
Judge0 Sandbox Escape – allows obtaining root permissions
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3
Thurs Mar 14, 2024 12:41am PST
Discovering Deserialization Gadget Chains in Rubyland
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2
Mon Jan 29, 2024 9:33am PST
Blind CSS Exfiltration: exfiltrate unknown web pages
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2
Tues Jan 23, 2024 5:45am PST
Talkback: Keeping up with the pwnses, a next gen infosec resource aggregator
@pentestercrab
1
Fri Mar 31, 2023 5:13am PST
Talkback – infosec resource aggregator of news and research
@pentestercrab
2
Thurs Mar 23, 2023 4:15am PST
PHP filter chains: file read from error-based oracle
@pentestercrab
1
Sun Jan 29, 2023 12:57pm PST
PHP Development Server <= 7.4.21 – Remote Source Disclosure
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1
Sun Jan 22, 2023 3:24am PST
Viewing Secrecy Through “Blank Spots on the Map” (2009)
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4
Thurs Dec 8, 2022 3:35am PST
The search for the “perfect” Advent Calendar (2018)
@pentestercrab
1
Wed Dec 7, 2022 2:32am PST
RCE via SSTI on Spring Boot Error Page with Akamai WAF Bypass
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1
Fri Nov 4, 2022 7:44am PST
Reverse Branch Target Buffer Poisoning – New ASLR Bypass via CPU Vulns [pdf]
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3
Wed Nov 2, 2022 3:13pm PST
The latest OpenSSL vulns were added fairly recently
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Wed Oct 12, 2022 3:44am PST
Ask HN: How are you, a dev/programmer, preparing for climate change?
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Thurs Sep 15, 2022 4:02am PST
It Pays to Be Circomspect
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Thurs Sep 8, 2022 4:20pm PST
Attacking Firecracker: AWS' MicroVM Monitor Written in Rust
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Mon Jul 25, 2022 11:58am PST
Multiple vulnerabilities in Nuki smart locks
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3
Thurs Jun 30, 2022 6:38am PST
Golang Code Review Notes by Elttam
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2
Mon Jun 27, 2022 6:03am PST
Notes on OpenSSL remote memory corruption by Guido Vranken
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13
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Mon Jun 6, 2022 6:28am PST
ESP-IDF Setup Guide – Setting up an environment for ESP32 vulnerability research
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2
Wed Apr 13, 2022 3:22am PST
Round Two: An Updated Universal Deserialisation Gadget for Ruby 2.x-3.x
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1
Wed Apr 13, 2022 3:13am PST
Git honours embedded bare repos and exploitation via core.fsmonitor
@pentestercrab
1
Tues Mar 29, 2022 12:57am PST
Ruby Deserialization Exploitation – New Gadget Chain for Ruby on Rails
@pentestercrab
8
Wed Mar 23, 2022 6:32am PST
Ask HN: Best Okta Alternative?
@pentestercrab
2
2
1
Fri Mar 18, 2022 7:58am PST
Exploitation via Git embedded bare repos and core.fsmonitor, affects IDEs
@pentestercrab
1
Wed Jan 12, 2022 2:29am PST
Impossible color – Claimed evidence of ability to see colors not in color space
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2
Fri Dec 17, 2021 7:16am PST
Bypass of allowedLdapHost check in Log4j 2.15.0 – Log4Shell (CVE-2021-44228)
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Sat Dec 4, 2021 1:33pm PST
The search for the “perfect” Advent Calendar (involves Python and Processing)
@pentestercrab
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Mon Nov 29, 2021 1:09am PST
Data Exfiltration via CSS and SVG Font
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Fri Nov 19, 2021 3:11am PST
The status of Ruby memory trimming and how you can help with testing (2019)
@pentestercrab
4
Sun Oct 31, 2021 10:44am PST
FormatFuzzer: A framework for efficient and quality generation of binary inputs
@pentestercrab
3
Tues Sep 28, 2021 7:27am PST
Ruby Universal RCE Deserialization Gadget Chain (2018)
@pentestercrab
1
Tues Sep 28, 2021 5:58am PST
Fail2ban – Remote Code Execution
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Mon Sep 27, 2021 12:30am PST
Petrov Day 2021: Mutually Assured Destruction?
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Thurs Sep 16, 2021 3:54am PST
Home Assistant Amber
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6
Thurs Sep 9, 2021 7:34am PST
GitHub Actions checkspelling community workflow GitHub_TOKEN leakage via symlink
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Fri Aug 13, 2021 4:55am PST
Domino's iOS App Settings
@pentestercrab
14
Wed Jul 21, 2021 2:19pm PST
A hackers perspective on bug bounty triage
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3
Wed Jul 7, 2021 12:37am PST
DOM Invader: DOM XSS just got a whole lot easier to find
@pentestercrab
3
Tues Jul 6, 2021 4:29am PST
ZeroTier – Global Area Networking
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3
Tues Jul 6, 2021 4:14am PST
Piecing Together the Dark Legacy of East Germany's Police (2008)
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3
Wed Jun 30, 2021 5:38am PST
PrintNightmare (CVE-2021-1675): Remote code execution in Windows Spooler Service
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10
Wed May 19, 2021 3:24am PST
BlockFi issued BTC instead of USD, a 45,000x mistake
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1
Wed May 5, 2021 3:32pm PST
I Hacked Google App Engine: Anatomy of a Java Bytecode Exploit
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2
Thurs Apr 29, 2021 2:28am PST
The ‘artisanal genius’ of creating iPhone-breaking hacks
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1
Wed Mar 31, 2021 2:12pm PST
Fuzzing Sockets: Apache HTTP, Part 2: Custom Interceptors
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1
Mon Mar 15, 2021 12:13pm PST
Sd: My Script Directory
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Wed Mar 10, 2021 4:31pm PST
You might want to update your F5 Big IP appliances
@pentestercrab
6
Tues Mar 9, 2021 3:42am PST
Ask HN: Do you create digital art? let's see it
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Wed Feb 24, 2021 8:36am PST
A Journey Combining Web Hacking and Binary Exploitation in Real World
@pentestercrab
1
Fri Feb 12, 2021 1:39am PST
Sudoedit Heap Overflow
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2
Fri Jan 29, 2021 8:38am PST
Stop Using Libgcrypt 1.9.0
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Wed Jan 27, 2021 5:00pm PST
Rysolv – Fix open source issues, get paid
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2
Mon Dec 14, 2020 12:35pm PST
The search for the “perfect” Advent Calendar (2018)
@pentestercrab
1
Wed Dec 9, 2020 9:23am PST
Tuya IoT and EZ Mode Pairing
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1
Mon Dec 7, 2020 11:43am PST
Cross-site leaks (XS-Leaks) Wiki
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4
Tues Dec 1, 2020 7:16pm PST
iOS 1-day hunting: uncovering and exploiting CVE-2020-27950 kernel memory leak
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1
Fri Sep 4, 2020 2:45am PST
Simple bugs with complex exploits – an analysis of a V8 vulnerability from P0
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3
Mon Aug 10, 2020 8:12am PST
Ghostscript Safer Sandbox Breakout (CVE-2020-15900)
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1
Fri Jul 17, 2020 12:23pm PST
Lua SUID Shells – How to make SUID Lua scripts not drop privileges
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2