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Category:   Application (Generic)  >   KDE Vendors:
KDE KDM Symlink Bug Lets Local Users View Files
SecurityTracker Alert ID:  1016297
SecurityTracker URL:
CVE Reference:   CVE-2006-2449   (Links to External Site)
Date:  Jun 14 2006
Impact:   Disclosure of system information, Disclosure of user information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 3.2.0 through 3.5.3
Description:   A vulnerability was reported in KDE. A local user can view restricted files.

KDM stores the user's selection of the session type for login in a file in the user's home directory. A local user can create a symbolic link (symlink) from a critical file on the system to this file. Then, the local user can invoke KDM to view the contents of the symlinked file.

Ludwig Nussel reported this vulnerability.

Impact:   A local user can view the contents of files that they do not otherwise have privileges to view.
Solution:   The vendor has issued the following fixes:

A patch for KDE 3.4.0 - KDE 3.5.3 is available from :

9daecff07d57dabba35da247e752916a post-3.5.0-kdebase-kdm.diff

A patch for KDE 3.3.x is available from :

f2e1424d97f2cd18674bef833274c5e3 post-3.3.0-kdebase-kdm.diff

A patch for KDE 3.2.x is available from :

8aa6b41cccca4216c6eb1cf705c2370a post-3.2.0-kdebase-kdm.diff

The KDE security advisory is available at:

Vendor URL: (Links to External Site)
Cause:   State error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Jun 14 2006 (Red Hat Issues Fix) KDE KDM Symlink Bug Lets Local Users View Files
Red Hat has released a fix for Red Hat Enterprise Linux 4.

 Source Message Contents

[Original Message Not Available for Viewing]

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