Vulnerability Note VU#258753

Novell NetMail IMAP server vulnerable to buffer overflow when processing "APPEND" commands

Overview

A vulnerability in the way Novell NetMail handles IMAP "APPEND" commands may cause a buffer overflow that may allow remote execution of arbitrary code.

I. Description

Novell NetMail's IMAP server contains a buffer overflow that may occur when processing parameters supplied to the "APPEND" command. An attacker must login to an affected system in order to take advantage of this vulnerability.

II. Impact

A remote, authenticated attacker may be able to execute arbitrary code or cause a denial-of-service condition.

III. Solution

Update

Novell has released an update to address this issue. See Novell document 3096026 for more details.

Systems Affected

Vendor	Status	Date Notified	Date Updated
Novell, Inc.	Vulnerable	15-Jan-2007

References

http://www.novell.com/support/search.do?cmd=displayKC&externalId=3096026&sliceId=SAL_Public
http://secunia.com/advisories/23437/
http://www.zerodayinitiative.com/advisories/ZDI-06-054.html
http://www.securityfocus.com/bid/21729

Credit

This issue is addressed in Novell document 3096026. Novell credits an anonymous researcher working with TippingPoint and the Zero Day Initiative for reporting this issue.

This document was written by Chris Taschner.

Other Information

Date Public:	2006-12-23
Date First Published:	2007-01-17
Date Last Updated:	2007-01-30
CERT Advisory:
CVE-ID(s):	CVE-2006-6425
NVD-ID(s):	CVE-2006-6425
US-CERT Technical Alerts:
Metric:	5.49
Document Revision:	13

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Produced 2007 by US-CERT, a government organization
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