Apple Mac OS X LibSystem buffer overflow
| macosx-libsystem-bo (25026) |  High Risk |
Description:
Mac OS X and Mac OS X Server are vulnerable to a heap-based buffer overflow. By causing an application to request a large amount of memory in the LibSystem, a local attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
*CVSS:
| Base Score: | 4.8 |
| Access Vector: | Local |
| Access Complexity: | High |
| Authentication: | Not Required |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Complete |
| Temporal Score: | 3.5 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Privileges
Remedy:
Apply Security Update 2006-001, available from the Apple Security Update 2006-001. See References.
References:
- Apple Security Update 2006-001: About Security Update 2006-001.
- Apple Web site: Apple - Support - Downloads.
- BugTraq Mailing List, Wed Mar 01 2006 - 17:10:48 CST: Fwd: APPLE-SA-2006-03-01 Security Update 2006-001.
- BID-16907: Apple Mac OS X Security Update 2006-001 Multiple Vulnerabilities
- CVE-2005-3706: Heap-based buffer overflow in LibSystem in Mac OS X 10.4 through 10.4.5 allows context-dependent attackers to execute arbitrary code by causing an application that uses LibSystem to request a large amount of memory.
- OSVDB ID: 23644: Mac OS X LibSystem Memory Request Overflow
- SA19064: Mac OS X Security Update Fixes Multiple Vulnerabilities
- VUPEN/ADV-2006-0791: Apple Mac OS X Code Execution and Denial of Service Vulnerabilities
Platforms Affected:
- Apple Mac OS X 10.4
- Apple Mac OS X 10.4.1
- 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 Server 10.4
- Apple Mac OS X Server 10.4.1
- 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
Reported:
Mar 01, 2006
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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.