Apple Mac OS X Server FTP configuration file directory traversal

macos-ftp-directory-traversal (34001)

Medium Risk

Description:

Apple Mac OS X Server could allow an authenticated remote attacker to traverse directories on the system, caused by the application of the incorrect ftp configuration file. An attacker could send a specially-crafted request containing "dot dot" directory traversal sequences (/../) to traverse directories and list or download files or directories outside the FTP Web root directory.

*CVSS:

Base Score:	5.3
Access Vector:	Remote
Access Complexity:	Low
Authentication:	Not Required
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	None
Temporal Score:	4.6
Exploitability:	High
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Gain Access

Remedy:

Apply Apple Security Update 2007-004 v1.1, available from the Apple Web site. See References.

References:

• Apple Security Update 2007-004 v1.1: About Security Update 2007-004 v1.1.
• Apple Web site: Apple security updates.
• CVE-2007-0745: The Apple Security Update 2007-004 uses an incorrect configuration file for FTPServer in Apple Mac OS X Server 10.4.9, which might allow remote authenticated users to access additional directories.
• OSVDB ID: 34869: Mac OS X Update 2007-004 FTPServer Configuration File Regression Weakness
• SECTRACK ID: 1017990: Apple FTPServer Lets Remote Authenticated Users Traverse the Directory

Platforms Affected:

• Apple Mac OS X Server 10.4.9

Reported:

May 01, 2007

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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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