U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2009-2836 Detail

Description

Race condition in Login Window in Apple Mac OS X 10.6.x before 10.6.2, when at least one account has a blank password, allows attackers to bypass password authentication and obtain login access to an arbitrary account via unspecified vectors.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology
NIST: NVD
Base Score:  6.2 MEDIUM
Vector:  (AV:L/AC:H/Au:N/C:C/I:C/A:C)

Evaluator Impact

Per: "This issue does not affect systems prior to Mac OS X v.10.6." "A user may log in to any account without supplying a password"

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html Vendor Advisory 
http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html Vendor Advisory 
http://support.apple.com/kb/HT3937 Patch  Vendor Advisory 
http://support.apple.com/kb/HT3937 Patch  Vendor Advisory 
http://www.securityfocus.com/bid/36956 Patch 
http://www.securityfocus.com/bid/36956 Patch 
http://www.vupen.com/english/advisories/2009/3184
http://www.vupen.com/english/advisories/2009/3184

Weakness Enumeration

CWE-ID CWE Name Source
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:apple:mac_os_x:10.6:*:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:apple:mac_os_x:10.6.1:*:*:*:*:*:*:*
   Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:apple:mac_os_x_server:10.6:*:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:apple:mac_os_x_server:10.6.1:*:*:*:*:*:*:*
   Show Matching CPE(s)

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-2836
NVD Published Date:
11/10/2009
NVD Last Modified:
04/08/2025
Source:
MITRE