MailEnable Enterprise webmail denial of service

mailenable-webmail-dos (24517)

Low Risk

Description:

MailEnable is vulnerable to a denial of service attack when specially-crafted quoted printable emails are viewed through the webmail component. A remote attacker could exploit this vulnerability to cause 100% CPU utilization, resulting in a denial of service.

*CVSS:

Base Score:	5
Access Vector:	Remote
Access Complexity:	Low
Authentication:	Not Required
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete
Temporal Score:	3.7
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Denial of Service

Remedy:

Upgrade to the latest version of MailEnable Enterprise (1.2 or later), available from the MailEnable Web site. See References.

References:

• MailEnable Web site: MailEnable - Enterprise Edition Revision History.
• CVE-2006-0504: Unspecified vulnerability in MailEnable Enterprise Edition before 1.2 allows remote attackers to cause a denial of service (CPU utilization) by viewing formatted quoted-printable emails via webmail.
• SA18716: MailEnable Enterprise Edition Webmail Denial of Service

Platforms Affected:

• MailEnable MailEnable Enterprise Edition 1.1 and prior
• Microsoft Windows 2000 Professional
• Microsoft Windows 2000 Advanced Server
• Microsoft Windows 2003 Server Standard
• Microsoft Windows 2003 Server Web
• Microsoft Windows 2003 Server Enterprise
• Microsoft Windows NT 4.0 Server

Reported:

Feb 07, 2006

The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

For corrections or additions please email xforce@iss.net

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

About IBM Internet Security Systems

IBM Internet Security Systems is a trusted security advisor to thousands of the world's leading businesses and governments, helping to provide pre-emptive protection for networks, desktops and servers. The IBM Proventia? integrated security platform is designed to automatically protect against both known and unknown threats, helping to keep networks up and running and shield customers from online attacks before they impact business assets. IBM Internet Security Systems products and services are based on the proactive security intelligence of its X-Force? research and development team ? an unequivocal world authority in vulnerability and threat research. The IBM Internet Security Systems product line is also complemented by comprehensive Managed Security Services and Professional Security Services. For more information, visit the IBM Internet Security Systems Web site at www.iss.net or call 800-776-2362.