tomcat: Apache Tomcat: Access control bypass due to off-by-one error in RewriteValve [N] flag processing

A flaw was found in Apache Tomcat. An off-by-one error in the RewriteValve's N flag processing causes rewrite rules to restart at the second rule instead of the first. This vulnerability may allow an attacker to bypass intended access controls...

OBO

OB1 Off-By-One Slides from OB1 Conferences Watch all the talks Year ↓| Slides| Youtube playlist ---|---|--- 2024| Slides for Day 1| Day 1 - OB1 2024 Online Presentations 2024| Slides for Day 2| Day 2 - OB1 2024 Online Presentations 2025| Slides for Day 1| Day 1 - OB1 2025 Online Presentations 202...

CVE-2006-3747

Files about my bugtraq publication and first working exploit for CVE-2006-3747 Apache modrewrite LDAP off-by-one buffer overflow. http://www.securityfocus.com/archive/1/443870 Public release date of POC/Exploit: 2006-08-20 Author: Jacobo Avariento Gimeno CVE id: CVE-2006-3747 Bugtraq id: 19204 CE...

cve-2010-1938

🚀 CVE-2010-1938 FTP Off-by-One Exploit A simple Python script to test an off-by-one vulnerability in the OPIE library CVE-2010-1938. This vulnerability affects certain FTP servers and may allow for Denial of Service DoS or arbitrary code execution. 📜 Description This script targets a known...

Baron-Samedit-Heap-Buffer-Overflow-CVE-2021-3156

Baron-Samedit-Heap-Buffer-Overflow-CVE-2021-3156 Version Vulnarable To The Exploit The Baron Samedit vulnerability CVE-2021-3156 affects sudo legacy versions 1.8.2 through 1.8.31p2 and stable versions 1.9.0 through 1.9.5p1. This heap-based buffer overflow flaw was introduced in July 2011 via comm...

cve-2016-6187-poc

poc for https://duasynt.com/blog/cve-2016-6187-heap-off-by-one-exploit...

cve-2021-3156

CVE-2021-3156 -- Baron Samedit Vulnerability Environment Create the image using Dockerfile docker build -t cve-2021-3156:ubuntu2004 . Create a container using the image docker run --rm -it cve-2021-3156:ubuntu2004 /bin/bash Vulnerability Cause In Sudo versions prior to 1.9.5p2 , there is an...

CVE-2022-3602

CVE−2022-3602 What is this? This document and repository is a write-up of CVE−2022-3602, a punycode buffer overflow issue in OpenSSL. It's an "anti-POC" the issue does not appear to exploitable intended for folks who maintain their own OpenSSL builds and for compiler maintainers. There is a...

CVE-2021-3156

CVE-2021-3156 - Heap-Based Buffer Overflow in Sudo ⚠️ For educational and authorized security research purposes only Original Exploit Authors Very grateful to the original PoC author Qualys Research Team Description Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based...

CVE-2023-40296

CVE-2023-40296 async-sockets-cpp through 0.3.1 contains an off-by-one buffer overflow vulnerability in static void ReceiveFromUDPSocket udpSocket at udpsocket.hpp, around lines 160-167. The buffer overflow affects all corresponding UDP servers. The remote buffer overflow can be triggered by...

CVE-2021-3156

CVE-2021-3156 Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalation to root via sudoedit -s and a command-line argument that ends with a single backslash character. Credit to: Advisory by Baron Samedit of Qualys How to...

tomcat: Apache Tomcat: Access control bypass due to off-by-one error in RewriteValve [N] flag processing

A flaw was found in Apache Tomcat. An off-by-one error in the RewriteValve's N flag processing causes rewrite rules to restart at the second rule instead of the first. This vulnerability may allow an attacker to bypass intended access controls...

tomcat: Apache Tomcat: Access control bypass due to off-by-one error in RewriteValve [N] flag processing

A flaw was found in Apache Tomcat. An off-by-one error in the RewriteValve's N flag processing causes rewrite rules to restart at the second rule instead of the first. This vulnerability may allow an attacker to bypass intended access controls...

tomcat: Apache Tomcat: Access control bypass due to off-by-one error in RewriteValve [N] flag processing

A flaw was found in Apache Tomcat. An off-by-one error in the RewriteValve's N flag processing causes rewrite rules to restart at the second rule instead of the first. This vulnerability may allow an attacker to bypass intended access controls...

tomcat: Apache Tomcat: Access control bypass due to off-by-one error in RewriteValve [N] flag processing

A flaw was found in Apache Tomcat. An off-by-one error in the RewriteValve's N flag processing causes rewrite rules to restart at the second rule instead of the first. This vulnerability may allow an attacker to bypass intended access controls...

tomcat: Apache Tomcat: Access control bypass due to off-by-one error in RewriteValve [N] flag processing

A flaw was found in Apache Tomcat. An off-by-one error in the RewriteValve's N flag processing causes rewrite rules to restart at the second rule instead of the first. This vulnerability may allow an attacker to bypass intended access controls...

CVE-2026-99094

A flaw was found in the Linux kernel's Intel Bluetooth PCIe driver. An off-by-one bounds check fails to properly validate the transmission descriptor index against the queue limit during packet preparation. A local attacker could exploit this issue to trigger an out-of-bounds memory access, leadi...

EUVD-2026-110036

vLLM: Out-of-vocabulary prompt token id passes input validation and triggers a CUDA device-side assert engine crash / DoS...

SUSE CVE-2026-115916

vLLM is an inference and serving engine for large language models. Prior to 0.32.0, vllm/tokenizers/hf.py computes maxtokenid with an off-by-one upper bound, allowing a pre-tokenized prompt ID equal to the vocabulary size to pass validation. For a tensor-parallel size of one and an exact...

Linux Distros Unpatched Vulnerability : CVE-2026-116735

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - libpff through 20260926 contains an off-by-one bounds check in libpfftableread6crecordentries that allows attackers to trigger a heap out-of-bounds read via...