BSA-2017-257

Brocade Security Advisory ID

BSA-2017-257

Initial Publication Date

05/02/2017

Last Updated

05/02/2017

Revision

1.0: Interim

Risk Impact

Medium

Workaround

N/A

Component

NTP

Affected CVE

CVE-2015-8138

CVSS Score

6.4

Summary

It was discovered that ntpd as a client did not correctly check the originate timestamp in received packets. A remote attacker could use this flaw to send a crafted packet to an ntpd client that would effectively disable synchronization with the server, or push arbitrary offset/delay measurements to modify the time on the client.

Affected Products

Product Current Assessment
Brocade NetIron OS Impacted: Fixed in 6.1.
Brocade FastIron OS Impacted: Fixed in 08.0.50.

Products Confirmed Not Vulnerable

Brocade Fabric OS, Brocade Network Advisor, Brocade Network OS, Brocade ServerIron ADX, Brocade SLX-OS, and Brocade Virtual ADX are confirmed not affected by this vulnerability.

Workaround

There are no workarounds that address this vulnerability.

Revision History

Version Change Date
1.0 Initial Publication May 2, 2017

Disclaimer

THIS DOCUMENT IS PROVIDED ON AN AS-IS BASIS SOLELY FOR INFORMATIONAL PURPOSES AND DOES NOT IMPLY ANY KIND OF GUARANTY OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. YOUR USE OF THE INFORMATION CONTAINED HEREIN IS AT YOUR OWN RISK. ALL INFORMATION PROVIDED HEREIN IS BASED ON BROCADE'S CURRENT KNOWLEDGE AND UNDERSTANDING OF THE VULNERABILITY AND IMPACT TO BROCADE HARDWARE AND SOFTWARE PRODUCTS. BROCADE RESERVES THE RIGHT TO CHANGE OR UPDATE THIS DOCUMENT AT ANY TIME.