Apple Mac OS X Application Firewall launchd bypass
| macosx-appfw-launchd-bypass (38492) |  High Risk |
Description:
The Apple Mac OS X Application Firewall could allow a remote attacker to bypass firewall settings. If the Application Firewall settings are changed, the changes will not go into effect for any processes started by launchd until the process is restarted. An attacker could exploit this vulnerability to bypass the firewall and gain unauthorized access to the system.
*CVSS:
| Base Score: | 10 |
| Access Vector: | Network |
| Access Complexity: | Low |
| Authentication: | None |
| Confidentiality Impact: | Complete |
| Integrity Impact: | Complete |
| Availability Impact: | Complete |
| Temporal Score: | 7.4 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Bypass Security
Remedy:
Apply the Mac OS X 10.5.1 Update, available from the Apple Web site. See References.
References:
- Apple Web site: About the security content of the Mac OS X 10.5.1 Update (client and server).
- BID-26459: Apple Max OS X Application Firewall Launchd Firewall Bypass Weakness
- CVE-2007-4704: The Application Firewall in Apple Mac OS X 10.5 does not apply changed settings to processes that are started by launchd until the processes are restarted, which might allow attackers to bypass intended access restrictions.
- SA27695: Apple Mac OS X Application Firewall Weaknesses and Security Issue
- SECTRACK ID: 1018958: Mac OS X Application Firewall Bugs May Let Remote Users Access the Services on the Target System
- VUPEN/ADV-2007-3897: Apple Mac OS X Security Update Fixes Application Firewall Vulnerabilities
Platforms Affected:
- Apple Mac OS X 10.5
- Apple Mac OS X Server 10.5
Reported:
Nov 15, 2007
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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.