Apple Mac OS X CFNetwork SSL man-in-the-middle

macosx-cfnetwork-ssl-mitm (38463) The risk level is classified as LowLow Risk

Description:

CFNetwork in Apple Mac OS X could allow a remote attacker to spoof trusted SSL certificates, caused by improper validation of certificates. An attacker could exploit this vulnerability using man-in-the-middle techniques to spoof SSL certificates and redirect a user to a malicious Web site that would appear to be trusted. This could allow the attacker to obtain sensitive information that could be used to launch further attacks against the victim's system.

*CVSS:

Base Score: 4
  Access Vector: Network
  Access Complexity: High
  Authentication: None
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: None
 
Temporal Score: 3
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Obtain Information

Remedy:

Apply Apple Security Update 2007-008 or upgrade to the latest version of Mac OS X (10.4.11 or later), available from the Apple Web site. See References.

For Apple Safari:
Upgrade to the latest version of Apple Safari (3.1 or later), available from the Apple Web site. See References.

References:

  • Apple Web site: About the security content of Safari 3.1.
  • Apple Web site: About the security content of Mac OS X 10.4.11 and Security Update 2007-008.
  • BID-26444: Apple Mac OS X v10.4.11 2007-008 Multiple Security Vulnerabilities
  • CVE-2007-4680: CFNetwork in Apple Mac OS X 10.3.9 and 10.4 through 10.4.10 does not properly validate certificates, which allows remote attackers to spoof trusted SSL certificates via a man-in-the-middle attack.
  • SA27643: Apple Mac OS X Security Update Fixes Multiple Vulnerabilities
  • SECTRACK ID: 1018950: Mac OS X Kernel and Networking Bugs Let Remote and Local Users Deny Service or Execute Arbitrary Code
  • VUPEN/ADV-2007-3868: Apple Mac OS X Command Execution and Denial of Service Vulnerabilities
  • VUPEN/ADV-2008-0920: Apple Safari Command Execution and Cross Site Scripting Vulnerabilities

Platforms Affected:

  • Apple Mac OS X 10.3.9
  • Apple Mac OS X 10.4
  • Apple Mac OS X 10.4.1
  • Apple Mac OS X 10.4.10
  • Apple Mac OS X 10.4.2
  • Apple Mac OS X 10.4.3
  • Apple Mac OS X 10.4.4
  • Apple Mac OS X 10.4.5
  • Apple Mac OS X 10.4.6
  • Apple Mac OS X 10.4.7
  • Apple Mac OS X 10.4.8
  • Apple Mac OS X 10.4.9
  • Apple Mac OS X Server 10.3.9
  • Apple Mac OS X Server 10.4
  • Apple Mac OS X Server 10.4.1
  • Apple Mac OS X Server 10.4.10
  • Apple Mac OS X Server 10.4.2
  • Apple Mac OS X Server 10.4.3
  • Apple Mac OS X Server 10.4.4
  • Apple Mac OS X Server 10.4.5
  • Apple Mac OS X Server 10.4.6
  • Apple Mac OS X Server 10.4.7
  • Apple Mac OS X Server 10.4.8
  • Apple Mac OS X Server 10.4.9

Reported:

Nov 14, 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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