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

SecurityTracker
Archives


 


Category:   Application (Generic)  >   curl Vendors:   curl.haxx.se
cURL GSS/Negotiate Mechanism Discloses Credentials to Remote Servers
SecurityTracker Alert ID:  1025713
SecurityTracker URL:  http://securitytracker.com/id/1025713
CVE Reference:   CVE-2011-2192   (Links to External Site)
Date:  Jun 27 2011
Impact:   User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 7.10.6 to and including 7.21.6
Description:   A vulnerability was reported in cURL. A remote user can obtain a target user's credentials and then impersonate the target user.

When doing GSSAPI authentication, libcurl unconditionally performs credential delegation, supplying the server with a copy of the client's security credentials. A remote server can obtain the credentials and then impersonate the target client to other servers that use the same GSSAPI mechanism.

The GSS/Negotiate feature is affected.

The vendor was notified on June 6, 2011.

Richard Silverman reported this vulnerability.

Impact:   A remote user can impersonate the target user.
Solution:   The vendor has issued a fix (7.21.7).

The vendor's advisory is available at:

http://curl.haxx.se/docs/adv_20110623.html

Vendor URL:  curl.haxx.se/docs/adv_20110623.html (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Jul 5 2011 (Red Hat Issues Fix) cURL GSS/Negotiate Mechanism Discloses Credentials to Remote Servers
Red Hat has issued a fix for Red Hat Enterprise Linux 4, 5, and 6.



 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 2019, SecurityGlobal.net LLC