Nuggetz ajaxsave.php directory traversal

nuggetz-ajaxsave-dir-traversal (54699)

Medium Risk

Description:

Nuggetz could allow a remote attacker to traverse directories on the system. If magic_quotes_gpc is disabled, an attacker could send a specially-crafted HTTP POST request to the ajaxsave.php script containing "dot dot" sequences (/../) in the pagevalue or nugget parameter to upload and execute arbitrary PHP files on the system.

*CVSS:

Base Score:	6.8
Access Vector:	Network
Access Complexity:	Medium
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Partial
Temporal Score:	5.6
Exploitability:	Functional
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of Nuggetz (1.0.1 or later), available from the Nuggetz Web site. See References.

References:

• Nuggetz Web site: Nuggetz.
• Packet Storm Web site: Nuggetz CMS version 1.0 suffers from a remote code execution vulnerability.
• CVE-2009-4315: Directory traversal vulnerability in admin/ajaxsave.php in Nuggetz CMS 1.0, when magic_quotes_gpc is disabled, allows remote attackers to create or modify arbitrary files via a .. (dot dot) in the nugget parameter and a modified pagevalue parameter, as demonstrated by creating and accessing a .php file to execute arbitrary PHP code.
• OSVDB ID: 60902: Nuggetz CMS admin/ajaxsave.php Multiple Parameter Traversal Arbitrary PHP Code Injection
• SA37664: Nuggetz CMS "pagevalue" PHP Code Injection

Platforms Affected:

• Nuggetz Nuggetz 1.0

Reported:

Dec 10, 2009

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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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