76367 : Apple Mac OS X libsecurity Nonstandard Certificate Revocation Website / Email Handling Remote Code Execution
Printer | http://osvdb.org/76367 | Email This | Edit Vulnerability

Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
3	552	over 1 year ago	over 1 year ago	2 times	45%

This Entry needs help! It is only 45% Complete. Click the edit link above to add more information.

Contributing is fast and easy, and benefits the entire security community.

Timeline

Disclosure Date
2011-10-12

Description

<em style='font-weight:bold;'>(Description Provided by <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=2011-3227" target="_blank">CVE</a>)</em> : libsecurity in Apple Mac OS X before 10.7.2 does not properly handle errors during processing of a nonstandard extension in a Certificate Revocation list (CRL), which allows remote attackers to execute arbitrary code or cause a denial of service (application crash) a crafted (1) web site or (2) e-mail message.

Classification

Location: Remote / Network Access, Context Dependent
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Patch / RCS, Upgrade
Exploit: Exploit Private
Disclosure: Vendor Verified
OSVDB: Web Related

Solution

Upgrade to version 10.7.2 or higher, as it has been reported to fix this vulnerability. In addition, Apple has released Security Update 2011-006 for some older versions.

Products

Unknown or Incomplete

References

CVE ID: 2011-3227 (see also: NVD)
Secunia Advisory ID: 46417
Related OSVDB ID: 76355 76356 76357 76358 76359 76360 76361 76362 76363 76364 76365 76366 76368 76369 76370 76371 76372 76373 76374 76375 76376 76377 76378 76379 76380
Mail List Post: http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
http://lists.apple.com/archives/security-announce/2011/Oct//msg00003.html
Vendor Specific Advisory URL: http://support.apple.com/kb/HT5002

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 6.8
Source: nvd.nist.gov | Generated: 2011-10-14 | Disagree?

Comments

Add Comment Hide Add Comment

No Comments.

The database information may change without any notice. Use of the information constitutes acceptance for use in an AS IS condition, and 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 the copyright holder or distributor (OSVDB or OSF) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.