USN-4341-3 samba regression

USN-4341-1 fixed vulnerabilities in Samba. The updated packages for Ubuntu 16.04 LTS introduced a regression when using LDAP. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that Samba incorrectly handled certain LDAP queries. A remo...

Ubuntu: Security Advisory (USN-4341-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2020 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...

samba -- multiple vulnerabilities

The Samba Team reports: CVE-2020-10700 A client combining the 'ASQ' and 'Paged Results' LDAP controls can cause a use-after-free in Samba's AD DC LDAP server. CVE-2020-10704 A deeply nested filter in an un-authenticated LDAP search can exhaust the LDAP server's stack memory causing a SIGSEGV...

Samba Resource Management Error Vulnerability (CNVD-2020-32369)

Samba is a set of free software from the Samba team that enables UNIX series operating systems to connect to the SMB/CIFS network protocol of Microsoft Windows operating systems. The program supports sharing printers, transferring data files to each other, and so on. A resource management error...

Samba Resource Management Error Vulnerability (CNVD-2020-32368)

Samba is a set of free software from the Samba team that enables UNIX series operating systems to connect to the SMB/CIFS network protocol of Microsoft Windows operating systems. The program supports sharing printers, transferring data files to each other, and so on. A resource management error...

Vulnerabilities fixed in Samba

Vulnerabilities have been fixed in Samba. A malicious party can exploit the exploit the vulnerabilities to cause a denial-of-service or to execute arbitrary code with the permissions of the user under which the Samba server is running. More information about the vulnerabilities can be found on th...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : Samba vulnerabilities (USN-4341-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4341-1 advisory. Andrei Popa discovered that Samba incorrectly handled certain LDAP queries. A remote attacker could use this issue to cause Samba...

SUSE SLED15 / SLES15 Security Update : samba (SUSE-SU-2020:1133-1)

This update for samba fixes the following issues : Security issue fixed : CVE-2020-10704: Fixed a stack overflow in the AD DC CLDAP server bsc1169851. Non-security issues fixed : Fixed spnego fallback from kerberos to ntlmssp in smbd server bsc1169473. Fixed warning messages for non root users...

SUSE SLES15 Security Update : samba (SUSE-SU-2020:1132-1)

This update for samba fixes the following issues : CVE-2020-10704: Fixed a stack overflow in the AD DC CLDAP server bsc1169851. Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean a...

USN-4341-1 samba vulnerabilities

Andrei Popa discovered that Samba incorrectly handled certain LDAP queries. A remote attacker could use this issue to cause Samba to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 19.10 and Ubuntu 20.04 LTS. CVE-2020-10700 It was...

USN-4341-1: Samba vulnerabilities

Andrei Popa discovered that Samba incorrectly handled certain LDAP queries. A remote attacker could use this issue to cause Samba to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 19.10 and Ubuntu 20.04 LTS. CVE-2020-10700 It was...

samba: Combination of parameters and permissions can allow user to escape from the share path definition

A flaw was found in samba when certain parameters were set in the samba configuration file. An unauthenticated attacker could use this flaw to escape the shared directory and access the contents of directories outside of the share...

samba: Crash after failed character conversion at log level 3 or above

A flaw was found in samba. When log levels are set at 3 or higher, the string obtained from the client, after a failed character conversion, is printed which could cause long-lived processes to terminate. The highest threat from this vulnerability is to system availability...

samba: smb client vulnerable to filenames containing path separators

A flaw was found in the samba client where a malicious server can supply a pathname to the client with separators. This could allow the client to access files and folders outside of the SMB network pathnames. An attacker could use this vulnerability to create files outside of the current working...

Moderate: Red Hat Security Advisory: samba security, bug fix, and enhancement update

An update for samba is now available for Red Hat Enterprise Linux 8. 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 the...

SUSE-SU-2020:1133-1 Security update for samba

This update for samba fixes the following issues: Security issue fixed: - CVE-2020-10704: Fixed a stack overflow in the AD DC CLDAP server bsc1169851. Non-security issues fixed: - Fixed spnego fallback from kerberos to ntlmssp in smbd server bsc1169473. - Fixed warning messages for non root users...

SUSE-SU-2020:1132-1 Security update for samba

This update for samba fixes the following issues: - CVE-2020-10704: Fixed a stack overflow in the AD DC CLDAP server bsc1169851...

CVE-2020-10700

A use-after-free flaw was found in the way samba AD DC LDAP servers, handled 'Paged Results' control is combined with the 'ASQ' control. A malicious user in a samba AD could use this flaw to cause denial of service. This issue affects all samba versions before 4.10.15, before 4.11.8 and before...

CVE-2020-10704

A flaw was found when using samba as an Active Directory Domain Controller. Due to the way samba handles certain requests as an Active Directory Domain Controller LDAP server, an unauthorized user can cause a stack overflow leading to a denial of service. The highest threat from this vulnerabilit...

Security fix for the ALT Linux 10 package samba version 4.11.8-alt1

April 28, 2020 Evgeny Sinelnikov 4.11.8-alt1 - Update to latest stable security release of the Samba 4.11 - Security fixes: + CVE-2020-10700: Fix use-after-free in AD DC LDAP server when ASQ and pagedresults combined + CVE-2020-10704: Fix LDAP Denial of Service stack overflow in Samba AD DC...