Apple Mac OS X could allow an attacker to bypass authentication
| macos-auth-bypass (12505) |  Medium Risk |
Description:
Apple Mac OS X could allow a local attacker to bypass authentication and gain unauthorized access to the system. A local attacker could use a specific sequence of keys to crash the locked screensaver and gain access to the system without a password.
Consequences:
Bypass Security
Remedy:
Apply the 2003-07-14 v.1.0 Security Update, as listed in the AppleCare Knowledge Base Document 120232. See References.
References:
- AppleCare Knowledge Base Document 120232: Security Update2003-07-14 v.1.0.
- BugTraq Mailing List, Fri Jul 04 2003 - 09:25:42 CDT: MacOSX - crash screensaver locked with password and get the desktop back.
- BugTraq Mailing List, Fri Jul 04 2003 - 12:26:12 CDT: Re: [Full-Disclosure] MacOSX - crash screensaver locked with password and get the desktop back.
- BID-8106: Apple Mac OS X Screen Effects Password Prompt Buffer Overflow Vulnerability
- CVE-2003-0518: The screen saver in MacOS X allows users with physical access to cause the screen saver to crash and gain access to the underlying session via a large number of characters in the password field, possibly triggering a buffer overflow.
- OSVDB ID: 2264: Apple Mac OS X Screensaver Authentication Password Field Overflow
Platforms Affected:
- Apple Mac OS X 10.2
- Apple Mac OS X 10.2.1
- Apple Mac OS X 10.2.2
- Apple Mac OS X 10.2.3
- Apple Mac OS X 10.2.4
- Apple Mac OS X 10.2.5
- Apple Mac OS X 10.2.6
- Apple Mac OS X Server 10.2
- Apple Mac OS X Server 10.2.1
- Apple Mac OS X Server 10.2.2
- Apple Mac OS X Server 10.2.3
- Apple Mac OS X Server 10.2.4
- Apple Mac OS X Server 10.2.5
- Apple Mac OS X Server 10.2.6
Reported:
Jul 04, 2003
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