CVE-2019-1476

CVE-2019-1476 AppXSvc 任意文件覆盖 DoS 我独立地将此漏洞报告给了 MSRC，这是我受 CVE-2019-0841 启发所开展研究的一部分，该漏洞最初由 Nabeel Ahmed 报告。该漏洞允许普通用户覆盖任意文件。然而，由于攻击者无法控制文件内容，其能力受到限制，因此它最可能被用于各种拒绝服务场景。更多信息请参阅 AppXSvc 中的任意文件覆盖。...

CVE-2024-37726-MSI-Center-Local-Privilege-Escalation

CVE-2024-37726 MSI Center ローカル権限昇格 - 任意ファイル上書きの脆弱性 脆弱性の概要 Windows OS上で、MSI Center バージョン = 2.0.36.0 において、低権限ユーザーがシステム上の高権限・重要なファイルを任意に上書きまたは削除できるローカル権限昇格の脆弱性が特定されました。この脆弱性は、MSI Center アプリケーションが NT AUTHORITY\SYSTEM...

openssh: OpenSSH: sftp client allows attacker to control downloaded file location

A flaw was found in OpenSSH. The sftp client, when used to download files from a malicious server with the 'sftp server:/path .' command, does not properly restrict where those files are saved. This allows an attacker to control the download location, potentially overwriting existing files or...

Cve-2025-8088-WinRar-vulnerability

CVE-2025-8088 WinRAR Python 工具，用于创建一个恶意的RAR文件以利用WinRAR 中的CVE-2025-8088 漏洞。CVE-2025-8088漏洞允许通过精心构造的RAR文件引发路径遍历 ，并在受害者系统上覆盖任意文件。 本项目仅用于研究和教育目的。不得用于生产环境或恶意用途。 安装 在cmd 中克隆仓库： git clone https://github.com/Shinkirou789/Cve-2025-8088-WinRar-vulnerability && cd Cve-2025-8088-WinRar-vulnerability...

CVE-2026-63266

A flaw was found in LibreOffice. When processing a spreadsheet with a cell range linked to an external data source, LibreOffice Calc can load an embedded Firebird database that writes files outside its intended directory. By convincing a user to open a specially crafted document, an attacker coul...

Dirty-Pipe-CVE-2022-0847

Dirty-Pipe-CVE-2022-0847 CVE-2022-0847 Dirty Pipe es una vulnerabilidad de sobrescritura arbitraria de archivos que permite la escalada de privilegios mediante la modificación o sobrescritura de archivos arbitrarios de solo lectura, p. ej., /etc/passwd, /etc/shadow. Pasos 1. Compilar usando gcc...

CVE-2024-37726-MSI-Center-Local-Privilege-Escalation

CVE-2024-37726 MSI Center 本地权限提升 - 任意文件覆盖漏洞。...

CVE-2022-43293

CVE-2022-43293 漏洞利用 要实现持续的 Windows 拒绝服务（如上 POC 所示），只需运行 Exploit.bat，并在提示要覆盖哪个文件时输入 %windir%\system32\cng.sys。 这里可以找到我的任意文件写入/覆盖漏洞 报告。 这里可以了解如何利用任意文件写入/覆盖 原语来 实现Windows 拒绝服务 。 这里可以请我喝杯独角兽 🦄 分享知识！...

gitpython: GitPython: Arbitrary File Overwrite via improper git option validation

A flaw was found in GitPython. This vulnerability allows a remote attacker to overwrite arbitrary files on the system. By failing to properly validate git options passed to the Diffable.diff method, an attacker can supply a malicious output argument to write patch content to attacker-controlled...

gitpython: GitPython: Arbitrary file overwrite and read via unsafe git option forwarding

A flaw was found in GitPython. This vulnerability arises from insufficient guarding of git option forwarding within the IndexFile.checkout and TagReference.create functions. An authenticated attacker can exploit this by passing unsafe options through keyword arguments, leading to the ability to...

gitpython: GitPython: Arbitrary File Overwrite via improper git option validation

A flaw was found in GitPython. This vulnerability allows a remote attacker to overwrite arbitrary files on the system. By failing to properly validate git options passed to the Diffable.diff method, an attacker can supply a malicious output argument to write patch content to attacker-controlled...

CVE-2026-21436

CVE-2026-21436 Solus OS 的包管理器 eopkg = 4.3.4 在安装 .eopkg 扩展名的软件包时，会将包内容中包含绝对路径的文件直接写入指定目录。 即使使用了用于将软件包安装到特定目录的 --destdir 参数，通过包内的 ../（路径遍历）字符仍可绕过此限制，攻击者精心构造的文件可以被写入系统中的任意目录。由于 eopkg 工具在软件包安装期间以 root 权限运行，因此也可以覆盖系统中的现有文件。 该漏洞产生的原因是：eopkg 在解压软件包时，没有使用 Python 的 .extract 方法配合 filter 参数，也没有以任何方式验证文件路径。...

CVE-2026-23745

CVE-2026-23745：node-tar 任意文件覆盖 研究： Joshua van Rijswijk 描述 CVE-2026-23745 的概念验证（PoC），这是 node-tar（7.5.2）中的一个高危路径遍历漏洞。 该库未能对硬链接和符号链接的 linkpath 字段中的绝对路径进行清理。这允许恶意 tar 归档绕过解压根目录，覆盖主机系统上的任意文件，即使设置了 preservePaths: false 也是如此。 漏洞详情 位于 src/unpack.ts 中。该库对未清理的用户输入使用了 path.resolve： //...

security-research

安全研究 与我的个人安全研究相关的文件集合。更多内容将发布在我的博客 https://blog.mirch.io 上。 工具 工具| 描述 ---|--- openssldircheck| 用于检查 OpenSSL 库中 OPENSSLDIR 构建参数可能使用的不安全路径的 Windows 实用程序 ssscache2john| 将 SSSD LDAP 缓存文件转换为 John The Ripper 格式 DumpTompcatSessions| 使用 JMX 转储 Tomcat 会话 漏洞 CVE-2025-32463 - Sudo...

CVE-2026-94620 Classroom 50 vulnerable to arbitrary file overwrite on the teacher's machine via symlink in a student repo (gh teacher download)

Classroom 50 is a free and open-source tool for managing and grading programming assignments via GitHub. Prior to version 1.11.0, gh teacher download clones each student's assignment repository and then writes autograde artifacts result.json and results.json into the just-cloned working tree. The...

CVE-2026-94620 Classroom 50 vulnerable to arbitrary file overwrite on the teacher's machine via symlink in a student repo (gh teacher download)

Classroom 50 is a free and open-source tool for managing and grading programming assignments via GitHub. Prior to version 1.11.0, gh teacher download clones each student's assignment repository and then writes autograde artifacts result.json and results.json into the just-cloned working tree. The...

CVE-2026-94620

Prior to version 1.11.0 , the Classroom 50 tool is vulnerable to an arbitrary file write when using the gh teacher download command. The root cause is that the tool follows symlinks when writing autograde artifacts (result.json and results.json) into a student's cloned repository. An attacker can...

CVE-2025-41753

The object name of a dynamically created BACnet File Object is interpreted as a file path without sufficient validation. Because relative paths are not limited to the intended directory, an unauthenticated remote attacker can traverse outside of it and read or overwrite arbitrary files on the...

EUVD-2025-211020

The object name of a dynamically created BACnet File Object is interpreted as a file path without sufficient validation. Because relative paths are not limited to the intended directory, an unauthenticated remote attacker can traverse outside of it and read or overwrite arbitrary files on the...

AlmaLinux 9.2 [TuxCare] Security Update: gzip (ALMALINUX9.2:CLSA-2026:1783514299)

The AlmaLinux 9.2 host has a package installed that is affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1783514299 advisory. - GNU gzip contains a vulnerability in the gzexe utility related to insecure temporary file handling. When the mktemp utility is not availabl...