Multiple Apple wireless products FTP proxy security bypass

apple-ftpproxy-security-bypass (56701) The risk level is classified as MediumMedium Risk

Description:

Multiple Apple wireless products could allow a remote attacker to bypass security restrictions, caused by improper validation of source IP addresses. An attacker could exploit this vulnerability using the FTP PORT command to spoof the source IP address which could then be leveraged to perform port scans or send spam from an FTP server operating behind the NAT.

*CVSS:

Base Score: 5
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: Partial
  Availability Impact: None
 
Temporal Score: 4
  Exploitability: Unproven
  Remediation Level: Unavailable
  Report Confidence: Uncorroborated

Consequences:

Bypass Security

Remedy:

No remedy available as of September 1, 2014.

References:

  • Apple Web site: Time Capsule.
  • Apple Web site: AirPort Express.
  • Apple Web site: AirPort Extreme.
  • BugTraq Mailing List, Thu Mar 04 2010: Apple Airport Wireless Products: Promiscuous FTP PORT Allowed in FTP Proxy Provides Security Bypass.
  • BID-38543: Multiple Apple Wireless Products FTP Port Forward Security Bypass Vulnerability
  • CVE-2010-0962: The FTP proxy server in Apple AirPort Express, AirPort Extreme, and Time Capsule with firmware 7.5 does not restrict the IP address and port specified in a PORT command from a client, which allows remote attackers to leverage intranet FTP servers for arbitrary TCP forwarding via a crafted PORT command.
  • OSVDB ID: 62931: Apple Airport Wireless FTP Proxy Server PORT Command Arbitrary Site Redirect

Platforms Affected:

  • Apple AirPort Express
  • Apple AirPort Extreme
  • Apple Mac OS X 10.5
  • Apple Mac OS X 10.5.1
  • Apple Mac OS X 10.5.2
  • Apple Mac OS X 10.5.3
  • Apple Mac OS X 10.5.4
  • Apple Mac OS X 10.5.5
  • Apple Mac OS X 10.5.6
  • Apple Mac OS X 10.5.7
  • Apple Mac OS X 10.5.8
  • Apple Mac OS X 10.6
  • Apple Mac OS X 10.6.0
  • Apple Mac OS X 10.6.1
  • Apple Mac OS X 10.6.2
  • Apple Mac OS X Server 10.5
  • Apple Mac OS X Server 10.5.1
  • Apple Mac OS X Server 10.5.2
  • Apple Mac OS X Server 10.5.3
  • Apple Mac OS X Server 10.5.4
  • Apple Mac OS X Server 10.5.5
  • Apple Mac OS X Server 10.5.6
  • Apple Mac OS X Server 10.5.7
  • Apple Mac OS X Server 10.5.8
  • Apple Mac OS X Server 10.6
  • Apple Mac OS X Server 10.6.0
  • Apple Mac OS X Server 10.6.1
  • Apple Mac OS X Server 10.6.2

Reported:

Mar 04, 2010

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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.

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