Apple Mac OS X dynamic linker search path privilege escalation
| macosx-dyld-privilege-escalation (28141) |  High Risk |
Description:
Apple Mac OS X and Mac OS X Server could allow a local attacker to gain elevated privileges on the system, caused by improper handling of user-supplied search paths by the dynamic linker daemon (dlyd). An attacker could exploit this vulnerability to cause the dynamic linker to load and execute malicious library files with elevated privileges.
*CVSS:
| Base Score: | 4.9 |
| Access Vector: | Local |
| Access Complexity: | Low |
| Authentication: | Not Required |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 3.6 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Privileges
Remedy:
Apply Apple Security Update 2006-004, available from the Apple Web site. See References.
References:
- Apple Security Update 2006-004: About Security Update 2006-004.
- US-CERT Technical Cyber Security Alert TA06-214A: Apple Mac Products Affected by Multiple Vulnerabilities.
- BID-19289: Apple Mac OS X Multiple Security Vulnerabilities
- CVE-2006-3500: The dynamic linker (dyld) in Apple Mac OS X 10.4.7 allows local users to execute arbitrary code via an improperly handled condition that leads to use of dangerous paths
- OSVDB ID: 27738: Mac OS X dyld Search Path Subversion Arbitrary Code Execution
- SA21253: Mac OS X Security Update Fixes Multiple Vulnerabilities
- VUPEN/ADV-2006-3101: Apple Mac OS X Multiple Remote Code Execution and Local Security Bypass Vulnerabilities
Platforms Affected:
- Apple Mac OS X 10.4.7
- Apple Mac OS X Server 10.4.7
Reported:
Aug 01, 2006
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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.