cve-2017-7494

基本設定 Samba バージョン 4.5.9 のインストール https://download.samba.org/pub/samba/stable/samba-4.5.9.tar.gz https://wiki.samba.org/index.php/BuildSambafromSource パッチ適用済み Impacket の取得 pip install -r requirements.txt 使用法 1. インタラクティブモード + デバッグプリントで Samba サーバーを起動 sudo /home/ubuntu/samba-4.5.9/bin/smbd -i...

CVE-2007-2447-Exploit

CVE-2007-2447 エクスプロイト このリポジトリには、Samba smbd 3.0.20 CVE-2007-2447 用のエクスプロイトが含まれており、細工されたSMBリクエストを介したリモートコマンド実行を可能にします。 前提条件 このエクスプロイトには Python 3 といくつかの依存関係が必要です。エクスプロイトを実行する前に仮想環境をセットアップすることをお勧めします。 仮想環境のセットアップ 1. リポジトリをクローンする : git clone https://github.com/your-repo/CVE-2007-2447.git cd...

CVE-2007-2447

CVE-2007-2447 - username map script 「Samba 3.0.0から3.0.25rc3のsmbdにおけるMS-RPC機能は、リモートの攻撃者がshellメタ文字を使用して任意のコマンドを実行することを可能にします。これは1 SamrChangePassword関数を含み、smb.confオプション「username map script」が有効な場合に発生します。また、リモートの認証済みユーザーが2 リモートプリンタおよび3 ファイル共有管理における他のMS-RPC関数でshellメタ文字を使用してコマンドを実行することも可能にします。」 エクスプロイト...

Samba-Exploit-CVE-2007-2447

🎬 このYouTube動画 1️⃣ ターゲットのスキャン Nmap nmap -sS -sV -p 139,445 192.168.56.102 期待される結果: 139/tcp open netbios-ssn Samba smbd 3.X 445/tcp open microsoft-ds Samba smbd 3.0.20-Debian 👉 Samba バージョン: 3.0.20 これは CVE-2007-2447 に対して脆弱です。 2️⃣ Sambaエクスプロイトの特定 searchsploit samba 3.0.20 結果: Samba 3.0.20 - 'Username'...

AlmaLinux 9.6 [TuxCare] Security Update: ctdb / ldb-tools / libldb / libldb-devel / libnetapi / etc (ALMALINUX9.6:CLSA-2026:1778859875)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1778859875 advisory. - A flaw was found in Samba. The smbd service daemon does not pick up group membership changes when re- authenticating an expired SMB session...

Rocky Linux 9.6 [TuxCare] Security Update: ctdb / ldb-tools / libldb / libldb-devel / libnetapi / etc (ALMALINUX9.6:CLSA-2026:1778859875)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1778859875 advisory. - A flaw was found in Samba. The smbd service daemon does not pick up group membership changes when re- authenticating an expired SMB...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: Client: Fixed the smbdirectrecvio leak in the smbdnegotiate error path. During tests of another unrelated patch, I was able to trigger this error: Objects remaining on kmemcacheshutdown...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The socket is closed after it has been accepted, even when the per-IP limit is exceeded and a connection attempt fails. When the per-IP connection limit is exceeded in ksmbdkthreadfn, the code sets ret to -EAGAIN and...

Astra Linux – Vulnerability in Samba

A flaw was discovered in Samba. The Samba smbd file server must map Windows group identities SIDs to Unix group IDs gids. The code responsible for this mapping contained a flaw that could allow it to read data beyond the end of the array, in the event that a negative cache entry was added to the...

SUSE CVE-2026-64391

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use opener credentials for ADS I/O Alternate data streams are stored as xattrs. Unlike regular file I/O, their read and write paths therefore call VFS xattr helpers which recheck inode permissions and LSM policy using the...

OESA-2026-3157 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: Arm C1-Ultra, C1-Premium, Neoverse V3 & V3AE, Neoverse V2, Neoverse V1, Neoverse-N2, Neoverse-N1, Cortex-X925, Cortex-X4, Cortex-X3, Cortex-X2, Cortex-X1 & X1C, Cortex-A710, Cortex-A78, A78AE & A78C, Cortex-A77, Cortex-A76 & A76A...

CVE-2026-59260

OpenWrt luci-app-samba4 read ACL grants file.exec permission on /usr/sbin/smbd, allowing authenticated delegated users to execute the Samba daemon with caller-controlled command-line arguments. Attackers can pass arbitrary Samba global options such as message command to a root smbd process,...

CVE-2026-59260

OpenWrt luci-app-samba4 contains an ACL misconfiguration that grants file.exec permission on /usr/sbin/smbd. This allows authenticated delegated users to execute the Samba daemon with caller-controlled command-line arguments, enabling remote code execution via the SMB processing path. The vulnera...

CVE-2026-59260 OpenWrt luci-app-samba4 read ACL remote code execution via smbd

OpenWrt luci-app-samba4 read ACL grants file.exec permission on /usr/sbin/smbd, allowing authenticated delegated users to execute the Samba daemon with caller-controlled command-line arguments. Attackers can pass arbitrary Samba global options such as message command to a root smbd process,...

PT-2026-57557

Name of the Vulnerable Software and Affected Versions luci-app-samba4 affected versions not specified Description An issue in the read Access Control List ACL grants file.exec permission on /usr/sbin/smbd. This allows authenticated delegated users to execute the Samba daemon with command-line...

CVE-2026-59260: Improper Privilege Management

OpenWrt luci-app-samba4 read ACL grants file.exec permission on /usr/sbin/smbd, allowing authenticated delegated users to execute the Samba daemon with caller-controlled command-line arguments. Attackers can pass arbitrary Samba global options such as message command to a root smbd process,...

CVE-2026-53198

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free of a deferred filelock on double SMB2CANCEL A deferred byte-range lock an SMB2LOCK that blocks registers an async work on conn-asyncrequests via setupasyncwork, with cancelfn = smb2removeblockedlock and...

PT-2026-51940

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the ksmbd crypt message function when using asynchronous hardware crypto engines, such as the Qualcomm Crypto Engine QCE. The function sets a NULL...

Missing access checks on reparse point

Description Starting with Samba 4.21, users can create and delete NTFS-style reparse points https://en.wikipedia.org/wiki/NTFSreparsepoint via the SMB protocol. The Reparse Point Metadata is stored in an extended attribute named "user.SmbReparse" together with the FILEATTRIBUTEREPARSEPOINT bit in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ksmbd: A mechToken leak was fixed when the SPNEGO decoding failed after the token allocation. The kernel’s ASN.1 BER decoder calls action callbacks incrementally as it processes the input. When ksmbddecodenegTokenInit reaches the...