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Kitploit
Kitploit
added 2026/08/31 2:37 a.m.4 views

CVE-2021-4034-pwnkit

CVE-2021-4034, PwnKit PwnKit 的概念验证,polkit 的 pkexec 中的一个本地权限提升漏洞。在默认安装下,任何非特权本地用户都可以成为 root。 关于该漏洞 存在漏洞的 pkexec 版本会错误处理进程参数计数。这使得受控的环境变量被重新引入 pkexec 的环境,最终以 root 身份运行攻击者控制的共享对象。该漏洞由 Qualys 研究团队于 2022 年 1 月 25 日披露,CVSS v3.1 评分为 7.8(高危)。NVD 条目为 CVE-2021-4034。 实际上,自 2009 年以来,几乎所有 polkit...

7.8CVSS6.8AI score0.94921EPSS
SaveExploits154
Kitploit
Kitploit
added 2026/08/31 2:04 a.m.10 views

CVE-2025-6019

CVE-2025-6019 PoC 针对 UDisks2 XFS 调整大小权限提升的简单概念验证。 文件 createpayload.sh:构建包含 SUID rootbash 载荷的 XFS 镜像。 exploit.sh:触发调整大小路径并启动 SUID shell。 要求 mkfs.xfs、udisksctl、gdbus、loginctl 一个 allowactive Polkit 会话(例如,物理控制台登录,或通过另一个漏洞(如 CVE-2025-6018)获得的会话) 由 createpayload.sh 生成的精心构造的 XFS 文件系统镜像 用法 1. 创建载荷镜像:...

7CVSS7.2AI score0.00461EPSS
SaveExploits18
Kitploit
Kitploit
added 2026/08/31 1:10 a.m.4 views

CVE-2025-6018-6019-PoC

CVE-2025-6018 和 CVE-2025-6019:本地权限提升 PoC 一个强大的概念验证(PoC),用于串联 CVE-2025-6018 (PAM/Polkit Active 会话绕过)和 CVE-2025-6019 (libblockdev SUID 挂载漏洞),在易受攻击的 Linux 系统上获取 root 访问权限 。 免责声明 本工具仅用于教育目的和经过授权的安全研究 。请勿在您不拥有或未经明确许可测试的系统上使用。 漏洞链 此漏洞利用串联两个逻辑缺陷,将权限从普通用户提升到 root: 1. CVE-2025-6018(入口): PAM/Polkit...

7.8CVSS7.6AI score0.01018EPSS
SaveExploits19
Kitploit
Kitploit
added 2026/08/31 12:29 a.m.5 views

CVE-2026-41651

CVE-2026-41651 root@kitploit: CVSS 3.x : 7.8 HIGH CWE : CWE-367 Time-of-Check Time-of-Use Fix : PackageKit 1.3.5+ Affects : PackageKit 1.0.2 – 1.3.4 通过 PackageKit 的 D-Bus 事务处理器中的 TOCTOU 竞态条件实现本地提权。 任何无特权的本地用户都可以以 root 身份安装任意软件包——除了拥有本地会话外,无需任何身份验证。 仅限实验室 / 授权测试 (HTB、CTF、或具有书面授权的渗透测试)。 使用方法...

8.8CVSS8.1AI score0.0046EPSS
SaveExploits12References2
Tenable Nessus
Tenable Nessus
added 2026/08/31 12:00 a.m.6 views

Linux Distros Unpatched Vulnerability : CVE-2026-78422

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Subject::newforowner in the zbuspolkit crate encodes the uid entry of a unix-process polkit subject as an unsigned 32-bit integer D-Bus type u, whereas the...

7.3CVSS5.8AI score0.0009EPSS
SaveExploits0References2
Kitploit
Kitploit
added 2026/08/30 5:40 p.m.5 views

CVE-2021-4034-CTF-writeup

CVE-2021-4034-CTF-writeup 这是一个我用 C 语言编写的 CTF pwn 挑战,要求用户利用 CVE-2021-4034 漏洞。玩家会在此仓库的 challenge 目录中获得 2 个二进制文件。chal 二进制实现了该 CTF 挑战,而 shelly.so 是一个辅助二进制。 如何模拟此挑战 在撰写本文时,Dockerfile 尚未完成。Dockerfile 是现场 CTF 中部署此挑战所必需的,但在本地并非必需:你仍然可以通过设置用户权限并安装易受攻击的软件包来在本地模拟此挑战,具体步骤如下: 1. 为了成功利用此漏洞,不在 Linux 机器上的玩家应首先安装...

7.8CVSS6.7AI score0.94921EPSS
SaveExploits154References1
Kitploit
Kitploit
added 2026/08/30 3:03 p.m.4 views

CVE-2021-4034

Prueba de concepto Proof of Concept: CVE-2021-4034 PwnKit Nota: Este repositorio y su contenido forman parte de un Trabajo de Fin de Grado TFG, creado únicamente con fines didácticos y para la investigación académica. Descripción Este repositorio contiene una prueba de concepto PoC - Proof of...

7.8CVSS6.8AI score0.94921EPSS
SaveExploits154
Kitploit
Kitploit
added 2026/08/30 2:47 p.m.4 views

CVE-2025-6018-6019

CVE-2025-6018 CVE-2025-6019 PoC 漏洞利用 本地权限提升(LPE)- openSUSE / SUSE Linux Enterprise 15 适用于 CVE-2025-6018 和 CVE-2025-6019 的有效 PoC/漏洞利用 - 在 openSUSE Leap 15.x 和 SUSE Linux Enterprise 15.x 上实现从非特权用户到 root 的权限提升 🎯 快速摘要 CVE ID| 漏洞| 影响 ---|---|--- CVE-2025-6018| PAM 环境变量注入| 绕过以获取 allowactive polkit 状态...

7.8CVSS7.7AI score0.01018EPSS
SaveExploits19References2
Kitploit
Kitploit
added 2026/08/30 2:03 p.m.4 views

CVE-2021-4034-POC

CRÉDITOS AUTOR DE LA VULNERABILIDAD: https://blog.qualys.com/vulnerabilities-threat-research/2022/01/25/pwnkit-local-privilege-escalation-vulnerability-discovered-in-polkits-pkexec-cve-2021-4034 Referencia https://github.com/arthepsy/CVE-2021-4034/blob/main/cve-2021-4034-poc.c...

7.8CVSS6.8AI score0.94921EPSS
SaveExploits154References2
Kitploit
Kitploit
added 2026/08/30 1:01 p.m.3 views

CVE-2021-3560-EXPLOIT

Descripción Como parte de mi tesis de ciberseguridad, quería crear un exploit para una vulnerabilidad. RECOMIENDO ENCARECIDAMENTE leer esta guía, ya que este exploit está basado en ella: https://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/ Además, echa un vistazo a...

7.8CVSS8AI score0.22193EPSS
SaveExploits37References2
OSV
OSV
added 2026/08/27 2:50 p.m.11 views

CVE-2026-81686 openssl_encrypt before 1.4.9 D-Bus Properties Authorization Bypass

opensslencrypt 1.4.x before 1.4.9 contains an optional D-Bus crypto service whose org.freedesktop.DBus.Properties.Set method performs neither a polkit authorization check nor value validation. Any local user on the system bus can call Set without authorization and set MaxConcurrentOperations to...

6.9CVSS5.9AI score
SaveExploits0References4
Cvelist
Cvelist
added 2026/08/27 2:50 p.m.34 views

CVE-2026-81686 openssl_encrypt before 1.4.9 D-Bus Properties Authorization Bypass

opensslencrypt 1.4.x before 1.4.9 contains an optional D-Bus crypto service whose org.freedesktop.DBus.Properties.Set method performs neither a polkit authorization check nor value validation. Any local user on the system bus can call Set without authorization and set MaxConcurrentOperations to...

6.9CVSS0.00103EPSS
SaveExploits0References2
EUVD
EUVD
added 2026/08/27 2:50 p.m.7 views

EUVD-2026-67042

opensslencrypt 1.4.x before 1.4.9 contains an optional D-Bus crypto service whose org.freedesktop.DBus.Properties.Set method performs neither a polkit authorization check nor value validation. Any local user on the system bus can call Set without authorization and set MaxConcurrentOperations to...

6.9CVSS5.3AI score0.00103EPSS
SaveExploits0References2
CVE
CVE
added 2026/08/27 2:50 p.m.7 views

CVE-2026-81686

openssl_encrypt 1.4.x before 1.4.9 ships an optional D-Bus crypto service whose org.freedesktop.DBus.Properties.Set method performs neither a polkit authorization check nor value validation. Any local user on the system bus can set MaxConcurrentOperations to 0/negative (blocking all subsequent op...

6.9CVSS5.3AI score0.00103EPSS
SaveExploits0References2Affected Software1
OSV
OSV
added 2026/08/27 10:16 a.m.16 views

RHSA-2026:59997 Red Hat Security Advisory: polkit security update

Bulletin has no description...

5.5CVSS4.8AI score0.00147EPSS
SaveExploits0References7
RedHat Linux
RedHat Linux
added 2026/08/26 9:03 a.m.7 views

Moderate: Red Hat Security Advisory: polkit security update

An update for polkit is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

5.5CVSS5.4AI score0.00147EPSS
SaveExploits0References2
RedHat Linux
RedHat Linux
added 2026/08/26 9:03 a.m.8 views

polkit: Polkit: Denial of Service via unbounded input processing through standard input

A flaw was found in polkit. A local user can exploit this by providing a specially crafted, excessively long input to the polkit-agent-helper-1 setuid binary via standard input stdin. This unbounded input can lead to an out-of-memory OOM condition, resulting in a Denial of Service DoS for the...

5.5CVSS5.4AI score0.00147EPSS
SaveExploits0References4
Oracle linux
Oracle linux
added 2026/08/26 12:00 a.m.5 views

polkit security update

125-4.0.1.el102.1 - Increase timeout to avoid defunct processes Orabug: 26930744 125-4.1 - NOTICE jrybar: the record 125-4 below was added in manually after Ymir's initial - commit 125-3.1. For some reason, 125-3.1 for rhel-10.2 was based on contents - of rhel-10.0 release instead of version 125-...

5.5CVSS5.4AI score0.00147EPSS
SaveExploits0
NVD
NVD
added 2026/08/25 10:18 a.m.12 views

CVE-2026-75037

Polkit Authentication Based on UnixProcessSubject / Peer PID in LACT on Linux allows an Authentication Bypass. This issue affects LACT through 0.10.0. Fixed by commit d0478fe42c2219454e272f96b1cbd29ab37ee566...

7.3CVSS0.00115EPSS
SaveExploits0References2
CVE
CVE
added 2026/08/25 9:52 a.m.30 views

CVE-2026-75037

LACT (Linux AppContainer Tool), a Linux-based application container management tool, is vulnerable to an authentication bypass through its Polkit authorization mechanism. The root cause lies in the reliance on UnixProcessSubject / Peer PID for Polkit authentication, which can be exploited locally...

7.3CVSS5.3AI score0.00115EPSS
SaveExploits0References2
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