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

SecurityTracker
Archives


 


Category:   Application (VPN)  >   strongSwan Vendors:   strongswan.org
strongSwan IKEv2 Authentication Flaw Lets Remote Authenticated Users Obtain Potentially Sensitive Information
SecurityTracker Alert ID:  1032514
SecurityTracker URL:  http://securitytracker.com/id/1032514
CVE Reference:   CVE-2015-4171   (Links to External Site)
Date:  Jun 8 2015
Impact:   Disclosure of authentication information, Disclosure of user information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 4.3.0 - 5.3.1
Description:   A vulnerability was reported in strongSwan. A remote authenticated user can obtain potentially sensitive information on the target system in certain cases.

A remote server that can authenticate to the target strongSwan client using a valid certificate issued by any certificate authority that the client trusts and attempting to authenticate with EAP or pre-shared keys can cause the client to disclose its username and password digest. If the client supports EAP-GTC, the remote server may be able to obtain a plaintext password.

Alexander E. Patrakov reported this vulnerability.

Impact:   A remote user (authenticated with a valid digital certificate trusted by the target user's certificate authority) can obtain the username and authentication digest.
Solution:   The vendor has issued a fix (5.3.2).

The fixed Android app is available via the Google Play app store.

The vendor's advisory is available at:

http://strongswan.org/blog/2015/06/08/strongswan-vulnerability-%28cve-2015-4171%29.html

Vendor URL:  strongswan.org/blog/2015/06/08/strongswan-vulnerability-%28cve-2015-4171%29.html (Links to External Site)
Cause:   Authentication error
Underlying OS:  Android, Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Jun 8 2015 (Ubuntu Issues Fix) strongSwan IKEv2 Authentication Flaw Lets Remote Authenticated Users Obtain Potentially Sensitive Information
Ubuntu has issued a fix for Ubuntu 14.04 LTS, 14.10, and 15.04.



 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