NeoMail neomail-prefs.pl security bypass

neomail-neomailprefs-bypass-security (24737)

Medium Risk

Description:

NeoMail is a free Web-based email client. NeoMail version 1.28 and possibly earlier versions could allow a remote attacker to bypass security restrictions. The Session ID in the addfolder() and deletefolder() functions in neomail-prefs.pl is not properly validated. If homedirfolders and homedirspools are disabled, a remote attacker could add and delete arbitrary files in arbitrary directories writable by the mail group.

*CVSS:

Base Score:	5.3
Access Vector:	Remote
Access Complexity:	Low
Authentication:	Not Required
Confidentiality Impact:	None
Integrity Impact:	Partial
Availability Impact:	Partial
Temporal Score:	3.9
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Bypass Security

Remedy:

Upgrade to the latest version of NeoMail (1.29 or later), available from the NeoMail Web site. See References.

References:

• Neocode Solutions Web site: NeoMail Features.
• BID-16651: NeoMail Neomail-prefs.PL Security Bypass Vulnerability
• CVE-2006-0711: The (1) addfolder and (2) deletefolder functions in neomail-prefs.pl in NeoMail 1.28 do not validate the Session ID, which allows remote attackers to add and delete arbitrary files, when configured with homedirfolders and homedirspools disabled.
• SA18785: NeoMail neomail-prefs.pl Missing Session ID Validation
• VUPEN/ADV-2006-0564: NeoMail neomail-prefs.pl Missing Session ID Validation Vulnerability

Platforms Affected:

• NeoCode Solutions NeoMail 1.28

Reported:

Feb 14, 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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* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
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.