Apple Mac OS X PPP buffer overflow
| macos-ppp-bo (30627) |  High Risk |
Description:
Apple Mac OS X is vulnerable to a buffer overflow, caused by improper bounds checking by the PPP driver. If PPPoE is enabled, a remote attacker on the local network could send a specially-crafted PPPoE Active Discovery Initiation (PADI) packet to overflow a buffer and execute arbitrary code with SYSTEM privileges or cause the system to crash.
Platforms Affected:
- Apple, Mac OS X 10.3.9
- Apple, Mac OS X 10.4.8
- Apple, Mac OS X Server 10.3.9
- Apple, Mac OS X Server 10.4.8
Remedy:
Apply Apple Security Update 2006-007, available from the Apple Web site. See References.
Consequences:
Gain Access
References:
- Apple Security Update 2006-007, About the security content of Security Update 2006-007 at http://docs.info.apple.com/article.html?artnum=304829.
- MU-200611-01, Pre-Authentication Vulnerability in Mac OSX kernel PPP driver at http://labs.musecurity.com/advisories/MU-200611-01.txt.
- BID-21335: Apple Mac OS X 2006-007 Multiple Security Vulnerabilities
- CVE-2006-4406: Buffer overflow in PPP on Apple Mac OS X 10.4.x up to 10.4.8 and 10.3.x up to 10.3.9, when PPPoE is enabled, allows remote attackers to execute arbitrary code via unspecified vectors.
- OSVDB ID: 30732: Mac OS X PPP PPPoE Unspecified Overflow
- SA23155: Mac OS X Security Update Fixes Multiple Vulnerabilities
- SECTRACK ID: 1017305: Apple Mac OS X ppp Buffer Overflow Lets Remote Users on the Local Network Execute Arbitrary Code
- US-CERT VU#870960: Apple Mac OS X PPP driver fails to properly validate PADI packets
- VUPEN/ADV-2006-4750: Apple Mac OS X Multiple Command Execution and Denial of Service Vulnerabilities
Reported:
Nov 28, 2006
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