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

SecurityTracker
Archives


 


Category:   Application (Security)  >   Kerberos Vendors:   MIT
Kerberos Null Pointer Dereference in KDC PKINIT Code Lets Remote Users Deny Service
SecurityTracker Alert ID:  1028307
SecurityTracker URL:  http://securitytracker.com/id/1028307
CVE Reference:   CVE-2012-1016   (Links to External Site)
Date:  Mar 18 2013
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 5-1.10.4
Description:   A vulnerability was reported in MIT Kerberos. A remote user can cause denial of service conditions.

A remote user can send a specially crafted Draft 9 request to trigger a null pointer dereference in the pkinit_server_return_padata() function in plugins/preauth/pkinit/pkinit_srv.c and cause the target Kerberos server to crash.

Impact:   A remote user can cause the target Kerberos service to crash.
Solution:   The vendor has issued a fix (5-1.10.4).

The vendor's advisory is available at:

http://web.mit.edu/kerberos/www/krb5-1.10/

Vendor URL:  web.mit.edu/kerberos/www/krb5-1.10/ (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Mar 18 2013 (Red Hat Issues Fix) Kerberos Null Pointer Dereference in KDC PKINIT Code Lets Remote Users Deny Service
Red Hat has issued a fix for Red Hat Enterprise Linux 6.
Sep 26 2013 (Oracle Issues Fix for Solaris) Kerberos Null Pointer Dereference in KDC PKINIT Code Lets Remote Users Deny Service
Oracle has issued a fix for Solaris 11.1.



 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