Samba 4.16.0 < 4.17.12, 4.18.0 < 4.18.8, 4.19.0 Multiple Vulnerabilities

Samba is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:samba:samba"; ifdescription...

Samba File Truncation Vulnerability (CVE-2023-3347)

Samba is prone to a file truncation vulnerability. SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:samba:samba"; ifdescription...

SUSE: Security Advisory (SUSE-SU-2023:4040-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Ubuntu: Security Advisory (USN-6425-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE-SU-2023:4040-1 Security update for samba

This update for samba fixes the following issues: - CVE-2023-4091: Fixed a bug where a client can truncate file with read-only permissions. bsc1215904...

USN-6425-1: Samba vulnerabilities

Sri Nagasubramanian discovered that the Samba aclxattr VFS module incorrectly handled read-only files. When Samba is configured to ignore system ACLs, a remote attacker could possibly use this issue to truncate read-only files. CVE-2023-4091 Andrew Bartlett discovered that Samba incorrectly handl...

USN-6425-1 samba vulnerabilities

Sri Nagasubramanian discovered that the Samba aclxattr VFS module incorrectly handled read-only files. When Samba is configured to ignore system ACLs, a remote attacker could possibly use this issue to truncate read-only files. CVE-2023-4091 Andrew Bartlett discovered that Samba incorrectly handl...

CVE-2023-4154

A design flaw was found in Samba's DirSync control implementation, which exposes passwords and secrets in Active Directory to privileged users and Read-Only Domain Controllers RODCs. This flaw allows RODCs and users possessing the GETCHANGES right to access all attributes, including sensitive...

smbd allows client access to unix domain sockets

Description The SMB 1/2/3 protocols allow clients to connect to named pipes via the IPC$ Inter-Process Communication share for the process of inter-process communication between SMB clients and servers. Since Samba 4.16.0, Samba internally connects client pipe names to unix domain sockets within ...

UBUNTU-CVE-2023-4091

A vulnerability was discovered in Samba, where the flaw allows SMB clients to truncate files, even with read-only permissions when the Samba VFS module "aclxattr" is configured with "aclxattr:ignore system acls = yes". The SMB protocol allows opening files when the client requests read-only acces...

CVE-2023-42669

A vulnerability was found in Samba's "rpcecho" development server, a non-Windows RPC server used to test Samba's DCE/RPC stack elements. This vulnerability stems from an RPC function that can be blocked indefinitely. The issue arises because the "rpcecho" service operates with only one worker in...

PT-2023-6455

Name of the Vulnerable Software and Affected Versions Samba affected versions not specified Description A path traversal vulnerability was identified in Samba when processing client pipe names connecting to Unix domain sockets within a private directory. This could result in SMB clients connectin...

Samba AD DC password exposure to privileged

Description In normal operation, passwords and most secrets are never disclosed over LDAP in Active Directory. However, due to a design flaw in Samba's implementation of the DirSync control, Active Directory accounts authorized to do some replication, but not to replicate sensitive attributes, ca...

"rpcecho" development server allows Denial

Description Samba developers have built a non-Windows RPC server known as "rpcecho" to test elements of the Samba DCE/RPC stack under their full control. One RPC function provided by "rpcecho" can block, essentially indefinitely, and because the "rpcecho" service is provided from the main RPC tas...

Samba AD DC Busy RPC multiple listener DoS

Description Samba as an Active Directory DC operates RPC services from two distinct parts of the codebase. Those services focused on the AD DC are started in the main "samba" process, while services focused on the fileserver and NT4-like DC are started from the new samba-dcerpcd, which is launche...

SMB clients can truncate files with

Description The SMB protocol allows opening files where the client requests read-only access, but then implicitly truncating the opened file if the client specifies a separate OVERWRITE create disposition. This operation requires write access to the file, and in the default Samba configuration th...

CVE-2023-42670

A flaw was found in Samba. It is susceptible to a vulnerability where multiple incompatible RPC listeners can be initiated, causing disruptions in the AD DC service. When Samba's RPC server experiences a high load or unresponsiveness, servers intended for non-AD DC purposes for example,...

CVE-2023-4091

A vulnerability was discovered in Samba, where the flaw allows SMB clients to truncate files, even with read-only permissions when the Samba VFS module "aclxattr" is configured with "aclxattr:ignore system acls = yes". The SMB protocol allows opening files when the client requests read-only acces...

CVE-2023-3961

A path traversal vulnerability was identified in Samba when processing client pipe names connecting to Unix domain sockets within a private directory. Samba typically uses this mechanism to connect SMB clients to remote procedure call RPC services like SAMR LSA or SPOOLSS, which Samba initiates o...

PT-2023-6230 · Samba +5 · Samba +5

Name of the Vulnerable Software and Affected Versions: Samba affected versions not specified Description: A flaw was found in Samba, making it susceptible to a vulnerability where multiple incompatible RPC listeners can be initiated, causing disruptions in the AD DC service. When Samba's RPC serv...