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Last updated: Wed Feb 10 02:30:42 EST 2010

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National Cyber-Alert System

Vulnerability Summary for CVE-2006-1721

Original release date:04/11/2006
Last revised:09/05/2008
Source: US-CERT/NIST

Overview

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.

Impact

CVSS Severity (version 2.0 upgrade from v1.0):
CVSS v2 Base Score:2.6 (LOW) (AV:N/AC:H/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 4.9
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: High
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown

References to Advisories, Solutions, and Tools

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External Source: BID
Name: 17446
Type: Patch Information
External Source: VUPEN
Name: ADV-2006-1306
Type: Advisory; Patch Information
External Source: SECUNIA
Name: 19618
Type: Advisory; Patch Information
External Source: MISC
Name: http://labs.musecurity.com/advisories/MU-200604-01.txt
Type: Patch Information
External Source: CONFIRM
Name: http://asg.web.cmu.edu/archive/message.php?mailbox=archive.cyrus-sasl&msg=7775
External Source: XF
Name: cyrus-sasl-digest-dos(25738)
External Source: CONFIRM
Name: http://www.vmware.com/security/advisories/VMSA-2008-0009.html
External Source: UBUNTU
Name: USN-272-1
External Source: TRUSTIX
Name: 2006-0024
External Source: BUGTRAQ
Name: 20080604 VMSA-2008-0009 Updates to VMware Workstation, VMware Player, VMware ACE, VMware Fusion, VMware Server, VMware VIX API, VMware ESX, VMware ESXi resolve critical security issues
External Source: REDHAT
Name: RHSA-2007:0878
External Source: REDHAT
Name: RHSA-2007:0795
External Source: SUSE
Name: SUSE-SA:2006:025
External Source: MANDRIVA
Name: MDKSA-2006:073
External Source: GENTOO
Name: GLSA-200604-09
External Source: VUPEN
Name: ADV-2008-1744
External Source: VUPEN
Name: ADV-2006-3852
External Source: DEBIAN
Name: DSA-1042
External Source: CONFIRM
Name: http://support.avaya.com/elmodocs2/security/ASA-2007-426.htm
External Source: SECTRACK
Name: 1016960
External Source: SECUNIA
Name: 30535
External Source: SECUNIA
Name: 27237
External Source: SECUNIA
Name: 26857
External Source: SECUNIA
Name: 26708
External Source: SECUNIA
Name: 22187
External Source: SECUNIA
Name: 20014
External Source: SECUNIA
Name: 19964
External Source: SECUNIA
Name: 19825
External Source: SECUNIA
Name: 19809
External Source: SECUNIA
Name: 19753
External Source: FULLDISC
Name: 20060410 [MU-200604-01] Cyrus SASL DIGEST-MD5 Pre-Authentication Denial of Service
External Source: APPLE
Name: APPLE-SA-2006-09-29
External Source: MANDRIVA
Name: MDKSA-2006:073
External Source: SGI
Name: 20070901-01-P

Vulnerable software and versions

Nav control imageConfiguration 1
spacerNav control imageOR
spacerspacerNav control image* cpe:/a:cyrus:sasl:2.1.18
spacerspacerNav control image* cpe:/a:cyrus:sasl:2.1.18_r1
spacerspacerNav control image* cpe:/a:cyrus:sasl:2.1.18_r2
spacerspacerNav control image* cpe:/a:cyrus:sasl:2.1.19
spacerspacerNav control image* cpe:/a:cyrus:sasl:2.1.20
* Denotes Vulnerable Software

Technical Details

Vulnerability Type (View All)