MailEnable IMAP login buffer overflow

mailenable-bounds-imap-bo (30796)

High Risk

Description:

MailEnable is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the IMAP service. By sending a specially-crafted login request following by a specially-crafted request containing an overly long string, a remote attacker could overflow a buffer and execute arbitrary code on the system.

*CVSS:

Base Score:	10
Access Vector:	Remote
Access Complexity:	Low
Authentication:	Not Required
Confidentiality Impact:	Complete
Integrity Impact:	Complete
Availability Impact:	Complete
Temporal Score:	7.7
Exploitability:	Unproven
Remediation Level:	Temporary-Fix
Report Confidence:	Confirmed

Consequences:

Gain Access

Remedy:

Apply the Hotfix ME-10025, available from the MailEnable Web site. See References.

References:

• MailEnable Web site: MailEnable - Hotfix Download Page.
• BID-21362: MailEnable IMAP Service Multiple Buffer Overflow Vulnerabilities
• BID-21492: MailEnable IMAP Service Login Remote Buffer Overflow Vulnerability
• CVE-2006-6423: Stack-based buffer overflow in the IMAP service for MailEnable Professional and Enterprise Edition 2.0 through 2.35, Professional Edition 1.6 through 1.84, and Enterprise Edition 1.1 through 1.41 allows remote attackers to execute arbitrary code via a pre-authentication command followed by a crafted parameter and a long string, as addressed by the ME-10025 hotfix.
• SA23201: MailEnable IMAP Service Buffer Overflow Vulnerability

Platforms Affected:

• MailEnable MailEnable 1.1 - 1.41 Enterprise
• MailEnable MailEnable 1.6 - 1.84 Professional
• MailEnable MailEnable 2.0 - 2.35 Professional
• MailEnable MailEnable 2.0 - 2.35 Enterprise

Reported:

Dec 08, 2006

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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.

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