polkit-auto-exploit

polkit-auto-exploit Polkit CVE-2021-3560 자동 익스플로잇 PoC 요약 CVE-2021-3560은 polkit의 인증 우회 취약점으로, 권한이 없는 사용자가 DBus를 통해 권한 있는 메서드를 호출할 수 있게 해줍니다. 이 익스플로잇에서는 accountsservice에서 제공하는 두 가지 권한 있는 메서드CreateUser 및 SetPassword를 호출하여 권한 있는 사용자를 생성한 다음 비밀번호를 설정하고, 마지막으로 생성된 사용자로 로그인한 후 root로 권한 상승을 수행합니다...

bmcweb

OpenBMCウェブサーバー このコンポーネントは、OpenBMC向けの「何でもできる」組み込みウェブサーバーを目指しています。 機能 このウェブサーバーは、いくつかの異なるインターフェースを実装しています： DBusイベントウェブソケット。特定のdbusパスやプロパティの変更を登録でき、これらのフィルタに一致した場合にウェブソケットからイベントを送信します。 OpenBMC DBus REST API。dbusおよびそれが表すオブジェクトへの、直接的で干渉が少なく、忠実度の高いアクセスを提供します。 Serial:...

CVE-2021-3560

CVE-2021-3560 CVE-2021-3560のための信頼性の高いCベースのエクスプロイトです。 概要: 昨日、Kevin Backhouse氏によるこのブログ記事に出くわしました（この脆弱性を発見した方です）。そのブログ記事で提供されていたbashコマンドを試してみたところ、驚いたことに私のKali Linuxボックスで動作しました！...

[SECURITY] Fedora 45 Update: ocaml-dbus-0.30-67.fc45

D-Bus is a project that permits programs to communicate with each other, using a simple IPC protocol. This is an OCaml binding for D-Bus...

Rocky Linux 9.6 [TuxCare] Security Update: dbus-broker (ALMALINUX9.6:CLSA-2026:1791316945)

The Rocky Linux 9.6 host has a package installed that is affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1791316945 advisory. - A flaw was found in dbus-broker. When the process file-descriptor limit is reached, EMFILE/ENFILE errors during peer setup notably...

AlmaLinux 9.6 [TuxCare] Security Update: dbus-broker (ALMALINUX9.6:CLSA-2026:1791316945)

The AlmaLinux 9.6 host has a package installed that is affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1791316945 advisory. - A flaw was found in dbus-broker. When the process file-descriptor limit is reached, EMFILE/ENFILE errors during peer setup notably...

Polkit-exploit

Polkit-exploit - CVE-2021-3560 폴킷을 이용한 권한 상승 - CVE-2021-3560 요약 CVE-2021-3560은 polkit의 인증 우회 취약점으로, 권한이 없는 사용자가 DBus를 통해 권한 있는 메서드를 호출할 수 있게 합니다. 이 익스플로잇에서는 accountsservice가 제공하는 두 가지 권한 있는 메서드CreateUser 및 SetPassword를 호출하여, 권한 있는 사용자를 생성한 후 비밀번호를 설정하고, 마지막으로 생성된 사용자로 로그인한 후 root로 권한을 상승시킵니다. 익스플...

Polkit-CVE-2021-3560

Polkit-CVE-2021-3560 배경 2021년 초, Kevin Backhouse라는 연구원이 Linux polkit 유틸리티에서 7년 된 권한 상승 취약점이후 CVE-2021-3560으로 지정을 발견했습니다. 다행히도, 다양한 Linux 배포판심지어 같은 배포판의 다른 버전들도은 서로 다른 소프트웨어 버전을 사용하므로 일부만 취약합니다. 구체적으로, 다음을 포함한 주요 배포판들이 취약했습니다: Red Hat Enterprise Linux 8 Fedora 21 또는 그 이후 Debian Testing "Bullseye"...

CVE-2021-3560

Polkitの脆弱性 - CVE-2021-3560 📕 はじめに 2021年、研究者のKevin BackHouse氏がpolkitユーティリティにおける権限昇格の脆弱性を発見しました。ただし、すべてのLinuxバージョンがpolkitに対して脆弱であるわけではありません。 以下は脆弱なバージョンの例です; Red Hat Enterprise Linux 8 Fedora 21 またはそれ以降 Debian Testing "Bullseye" Ubuntu 20.04 LTS "Focal Fossa"...

[SECURITY] Fedora 45 Update: xdg-dbus-proxy-0.1.9-1.fc45

xdg-dbus-proxy is a filtering proxy for D-Bus connections. It was originally part of the flatpak project, but it has been broken out as a standalone module to facilitate using it in other contexts...

xdg-dbus-proxy-0.1.9-1.1 on GA media (moderate)

xdg-dbus-proxy-0.1.9-1.1 on GA media Announcement ID: openSUSE-SU-2026:11913-1 Rating: moderate Cross-References: CVE-2026-93676 CVE-2026-94422 CVSS scores: CVE-2026-93676 SUSE : 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N CVE-2026-93676 SUSE : 4.8...

DEBIAN-CVE-2026-94422

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

AZL-105923 CVE-2026-94422 affecting package xdg-dbus-proxy 0.1.6-2

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CVE-2026-94422

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CVE-2026-94422

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CVE-2026-94422 xdg-dbus-proxy: message filtering bypass via reply serial allows sandbox escape

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

EUVD-2026-91646

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CVE-2026-94422

The xdg-dbus-proxy filtering proxy (versions before 0.1.9 ) contains an incorrect implementation of message filtering. An attacker can bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. This vulnerability could allow a malicious ...

CVE-2026-94422 xdg-dbus-proxy: message filtering bypass via reply serial allows sandbox escape

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CVE-2026-94422 xdg-dbus-proxy: message filtering bypass via reply serial allows sandbox escape

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...