SecurityTracker.com
    Home    |    View Topics    |    Search    |    Contact Us    |   

SecurityTracker
Archives


 


Category:   Application (Generic)  >   Xen Vendors:   Xen Project
Xen PyGrub Access Control Flaw Lets Local Users Modify the Boot Configuration
SecurityTracker Alert ID:  1022950
SecurityTracker URL:  http://securitytracker.com/id/1022950
CVE Reference:   CVE-2009-3525   (Links to External Site)
Updated:  Oct 1 2009
Original Entry Date:  Sep 28 2009
Impact:   Modification of system information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 3.0.3, 3.3.0, 3.3.1
Description:   A vulnerability was reported in Xen PyGrub. A physically local user can obtain elevated privileges on the target system.

When 'grub.conf' is configured with password protection, the system does not check for the password at host boot time. A physically local user can modify the file to change the OS booting configuration.

Jan Lieskovsky reported this vulnerability.

Impact:   A physically local user can modify the OS booting configuration.
Solution:   The vendor has issued a source code fix.
Vendor URL:  xen.xensource.com/ (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Oct 1 2009 (Red Hat Issues Fix) Xen PyGrub Access Control Flaw Lets Local Users Modify the Boot Configuration
Red Hat has released a fix for Red Hat Enterprise Linux 5.



 Source Message Contents



[Original Message Not Available for Viewing]


Go to the Top of This SecurityTracker Archive Page





Home   |    View Topics   |    Search   |    Contact Us

This web site uses cookies for web analytics. Learn More

Copyright 2021, SecurityGlobal.net LLC