Executive Summary

Summary
Title samba security update
Informations
Name RHSA-2006:0591 First vendor Publication 2006-07-25
Vendor RedHat Last vendor Modification 2006-07-25
Severity (Vendor) Important Revision 01

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Problem Description:

Updated samba packages that fix a denial of service vulnerability are now available.

This update has been rated as having important security impact by the Red Hat Security Response Team.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AS (Advanced Server) version 2.1 - i386, ia64 Red Hat Linux Advanced Workstation 2.1 - ia64 Red Hat Enterprise Linux ES version 2.1 - i386 Red Hat Enterprise Linux WS version 2.1 - i386 Red Hat Enterprise Linux AS version 3 - i386, ia64, ppc, s390, s390x, x86_64 Red Hat Desktop version 3 - i386, x86_64 Red Hat Enterprise Linux ES version 3 - i386, ia64, x86_64 Red Hat Enterprise Linux WS version 3 - i386, ia64, x86_64 Red Hat Enterprise Linux AS version 4 - i386, ia64, ppc, s390, s390x, x86_64 Red Hat Enterprise Linux Desktop version 4 - i386, x86_64 Red Hat Enterprise Linux ES version 4 - i386, ia64, x86_64 Red Hat Enterprise Linux WS version 4 - i386, ia64, x86_64

3. Problem description:

Samba provides file and printer sharing services to SMB/CIFS clients.

A denial of service bug was found in the way the smbd daemon tracks active connections to shares. It was possible for a remote attacker to cause the smbd daemon to consume a large amount of system memory by sending carefully crafted smb requests. (CVE-2006-3403)

Users of Samba are advised to upgrade to these packages, which contain a backported patch to correct this issue.

4. Solution:

Before applying this update, make sure all previously released errata relevant to your system have been applied.

This update is available via Red Hat Network. To use Red Hat Network, launch the Red Hat Update Agent with the following command:

up2date

This will start an interactive process that will result in the appropriate RPMs being upgraded on your system.

5. Bug IDs fixed (http://bugzilla.redhat.com/):

197836 - CVE-2006-3403 Samba denial of service

Original Source

Url : https://rhn.redhat.com/errata/RHSA-2006-0591.html

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:11355
 
Oval ID: oval:org.mitre.oval:def:11355
Title: The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a denial of service (memory consumption) via a large number of share connection requests.
Description: The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a denial of service (memory consumption) via a large number of share connection requests.
Family: unix Class: vulnerability
Reference(s): CVE-2006-3403
Version: 5
Platform(s): Red Hat Enterprise Linux 3
CentOS Linux 3
Red Hat Enterprise Linux 4
CentOS Linux 4
Oracle Linux 4
Product(s):
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 27

OpenVAS Exploits

Date Description
2009-11-17 Name : Mac OS X Version
File : nvt/macosx_version.nasl
2009-02-27 Name : Fedora Update for samba FEDORA-2007-219
File : nvt/gb_fedora_2007_219_samba_fc5.nasl
2009-02-27 Name : Fedora Update for samba FEDORA-2007-506
File : nvt/gb_fedora_2007_506_samba_fc5.nasl
2008-09-24 Name : Gentoo Security Advisory GLSA 200607-10 (samba)
File : nvt/glsa_200607_10.nasl
2008-09-04 Name : FreeBSD Ports: samba, ja-samba
File : nvt/freebsd_samba7.nasl
2008-01-17 Name : Debian Security Advisory DSA 1110-1 (samba)
File : nvt/deb_1110_1.nasl
0000-00-00 Name : Slackware Advisory SSA:2006-195-01 Samba DoS
File : nvt/esoft_slk_ssa_2006_195_01.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
27130 Samba smdb Share Connection Saturation DoS

Nessus® Vulnerability Scanner

Date Description
2009-06-24 Name : The remote Samba server may be affected by a security bypass vulnerability.
File : samba_acl_security_bypass.nasl - Type : ACT_GATHER_INFO
2007-12-13 Name : The remote SuSE 10 host is missing a security-related patch.
File : suse_samba-1961.nasl - Type : ACT_GATHER_INFO
2007-11-10 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-314-1.nasl - Type : ACT_GATHER_INFO
2007-10-17 Name : The remote openSUSE host is missing a security update.
File : suse_samba-1830.nasl - Type : ACT_GATHER_INFO
2007-02-09 Name : The remote Fedora Core host is missing a security update.
File : fedora_2007-219.nasl - Type : ACT_GATHER_INFO
2007-01-17 Name : The remote Fedora Core host is missing a security update.
File : fedora_2006-807.nasl - Type : ACT_GATHER_INFO
2007-01-17 Name : The remote Fedora Core host is missing a security update.
File : fedora_2006-808.nasl - Type : ACT_GATHER_INFO
2006-10-14 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-1110.nasl - Type : ACT_GATHER_INFO
2006-07-28 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2006-0591.nasl - Type : ACT_GATHER_INFO
2006-07-28 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-200607-10.nasl - Type : ACT_GATHER_INFO
2006-07-28 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2006-0591.nasl - Type : ACT_GATHER_INFO
2006-07-17 Name : The remote Slackware host is missing a security update.
File : Slackware_SSA_2006-195-01.nasl - Type : ACT_GATHER_INFO
2006-07-11 Name : The remote FreeBSD host is missing one or more security-related updates.
File : freebsd_pkg_b168ddea105a11dbac96000c6ec775d9.nasl - Type : ACT_GATHER_INFO
2006-07-11 Name : The remote Mandrake Linux host is missing one or more security updates.
File : mandrake_MDKSA-2006-120.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2014-02-17 11:50:07
  • Multiple Updates