ID

VAR-201110-0435

CVE

CVE-2011-3216

TITLE

Apple Mac OS X of kernel Vulnerable to access restrictions

DESCRIPTION

The kernel in Apple Mac OS X before 10.7.2 does not properly implement the sticky bit for directories, which might allow local users to bypass intended permissions and delete files via an unlink system call. Apple Mac OS X is prone to multiple security vulnerabilities that have been addressed in Security Update 2011-006. The update addresses new vulnerabilities that affect Application Firewall, ATS, CFNetwork, CoreMedia, CoreProcesses, CoreStorage, File Systems, IOGraphics, Kernel, MediaKit, Open Directory, QuickTime, SMB File Server, User Documentation, and libsecurity. These issues affect OS X prior to 10.7.2. Successful exploits will allow an attacker to delete files in a shared directory, which may aid in further attacks. Apple has released updates to address these vulnerabilities. I. Apple has released updates to address these vulnerabilities. II. Impact A remote, unauthenticated attacker could execute arbitrary code, cause a denial of service, or gain unauthorized access to your files or system. III. This advisory describes any known issues related to the updates and the specific impacts for each vulnerability. Administrators are encouraged to note these issues and impacts and test for any potentially adverse effects before wide-scale deployment. IV. Please send email to <cert@cert.org> with "TA11-286A Feedback VU#421739" in the subject. ____________________________________________________________________ For instructions on subscribing to or unsubscribing from this mailing list, visit <http://www.us-cert.gov/cas/signup.html>. ____________________________________________________________________ Produced 2011 by US-CERT, a government organization. Terms of use: <http://www.us-cert.gov/legal.html> ____________________________________________________________________ Revision History October 13, 2011: Initial release -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (GNU/Linux) iQEVAwUBTpb8zj/GkGVXE7GMAQI21Af/SHWzIangqPW9vtuG/MQWSBMy9nG4wIZS DUEAWBEMPTKF3fLrIy6TVpRLN3q/q4dCYXzM4lec4IzKvEbV/bUyg15xEfYdxB0v s/vARGNwf7tjSbjo+PaHLuSZ1HLn/GLO3CXaf+ut/Kb8y9Fsir5klMgrCX/N0JkY dLoV9R6zGs1aQzmF9ULB1IQ2/lUkg6CGnyARh0prfhRFwKfu7NZXb8yz5ex68q6V NF6j9l+XK0Cl4K7R+0ESD4e47jLCg6iN175O8VzrlxiRvBRAyTaFycdMB4uSkmii xu8SqU2QFhsIJy8J+i1Bb6kuWkaxAnUbxO4tRrmXoqTXl9m0CtpnWA== =3Wp2 -----END PGP SIGNATURE-----

AFFECTED PRODUCTS

CVSS

PROBLEMTYPE DATA

THREAT TYPE

local

TYPE

permissions and access control

CONFIGURATIONS

PATCH

EXTERNAL IDS

REFERENCES

CREDITS

Anonymous, Apple, Will Dormann of the CERT/CC, Steven Michaud of Mozilla, Martin Tessarek, Steve Riggins of Geeks R Us, Justin C. Walker, Stephen Creswell, Erling Ellingsen of Facebook, Clint Tseng of the University of Washington, Michael Kobb, Adam Kemp,

SOURCES

LAST UPDATE DATE

2024-11-23T20:23:34.888000+00:00

SOURCES UPDATE DATE

SOURCES RELEASE DATE