Executive Summary

Summary
Title cyrus-sasl2 vulnerability
Informations
Name USN-272-1 First vendor Publication 2006-04-24
Vendor Ubuntu Last vendor Modification 2006-04-24
Severity (Vendor) N/A Revision N/A

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:H/Au:N/C:N/I:N/A:P)
Cvss Base Score 2.6 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity High
Cvss Expoit Score 4.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A security issue affects the following Ubuntu releases:

Ubuntu 4.10 (Warty Warthog) Ubuntu 5.04 (Hoary Hedgehog) Ubuntu 5.10 (Breezy Badger)

The following packages are affected:

libsasl2-modules-gssapi-heimdal

The problem can be corrected by upgrading the affected package to version 2.1.19-1.3ubuntu0.1 (for Ubuntu 4.10), 2.1.19-1.5ubuntu1.1 (for Ubuntu 5.04), or 2.1.19-1.5ubuntu4.2 (for Ubuntu 5.10). In general, a standard system upgrade is sufficient to effect the necessary changes.

If you configured Postfix, OpenLDAP or possibly other server applications to use SASL with the DIGEST-MD5 plugin, you need to restart these services after the security upgrade.

Details follow:

A Denial of Service vulnerability has been discovered in the SASL authentication library when using the DIGEST-MD5 plugin. By sending a specially crafted realm name, a malicious SASL server could exploit this to crash the application that uses SASL.

Original Source

Url : http://www.ubuntu.com/usn/USN-272-1

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:9861
 
Oval ID: oval:org.mitre.oval:def:9861
Title: digestmd5.c in the CMU Cyrus Simple Authentication and Security Layer (SASL) library 2.1.18, and possibly other versions before 2.1.21, allows remote unauthenticated attackers to cause a denial of service (segmentation fault) via malformed inputs in DIGEST-MD5 negotiation.
Description: digestmd5.c in the CMU Cyrus Simple Authentication and Security Layer (SASL) library 2.1.18, and possibly other versions before 2.1.21, allows remote unauthenticated attackers to cause a denial of service (segmentation fault) via malformed inputs in DIGEST-MD5 negotiation.
Family: unix Class: vulnerability
Reference(s): CVE-2006-1721
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 5

OpenVAS Exploits

Date Description
2009-11-17 Name : Mac OS X Version
File : nvt/macosx_version.nasl
2008-09-24 Name : Gentoo Security Advisory GLSA 200604-09 (cyrus-sasl)
File : nvt/glsa_200604_09.nasl
2008-09-04 Name : FreeBSD Ports: cyrus-sasl
File : nvt/freebsd_cyrus-sasl1.nasl
2008-01-17 Name : Debian Security Advisory DSA 1042-1 (cyrus-sasl2)
File : nvt/deb_1042_1.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
24510 Cyrus SASL DIGEST-MD5 Pre-Authentication Unspecified DoS

Nessus® Vulnerability Scanner

Date Description
2013-07-12 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2007-0795.nasl - Type : ACT_GATHER_INFO
2013-07-12 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2007-0878.nasl - Type : ACT_GATHER_INFO
2012-08-01 Name : The remote Scientific Linux host is missing one or more security updates.
File : sl_20070904_cyrus_sasl_on_SL4_x.nasl - Type : ACT_GATHER_INFO
2009-07-27 Name : The remote VMware ESXi / ESX host is missing one or more security-related pat...
File : vmware_VMSA-2008-0009.nasl - Type : ACT_GATHER_INFO
2007-09-07 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2007-0795.nasl - Type : ACT_GATHER_INFO
2007-09-05 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2007-0878.nasl - Type : ACT_GATHER_INFO
2007-09-05 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2007-0795.nasl - Type : ACT_GATHER_INFO
2007-09-05 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2007-0878.nasl - Type : ACT_GATHER_INFO
2006-10-14 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-1042.nasl - Type : ACT_GATHER_INFO
2006-09-29 Name : The remote host is missing a Mac OS X update which fixes a security issue.
File : macosx_10_4_8.nasl - Type : ACT_GATHER_INFO
2006-09-29 Name : The remote host is missing a Mac OS X update which fixes a security issue.
File : macosx_SecUpd2006-006.nasl - Type : ACT_GATHER_INFO
2006-05-13 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_408f6ebfd15211da962f000b972eb521.nasl - Type : ACT_GATHER_INFO
2006-05-13 Name : The remote host is missing a vendor-supplied security patch
File : suse_SA_2006_025.nasl - Type : ACT_GATHER_INFO
2006-04-26 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-272-1.nasl - Type : ACT_GATHER_INFO
2006-04-21 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-200604-09.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2014-02-17 12:03:23
  • Multiple Updates