Brocade Security Advisory

Brocade Security Advisory ID:	BSA-2017-247	Risk Impact:	High
Initial Publication Date:	April 28, 2017	Workaround:	N/A
Last Updated:	September 8, 2017	Component:	OpenSSH
Revision:	2.0: Interim	CVSS Score:	7.5

Affected CVE(s):	CVE-2016-6515
Affected CVE(s):

Summary

The auth_password function in auth-passwd.c in sshd in OpenSSH before 7.3 does not limit password lengths for password authentication, which allows remote attackers to cause a denial of service (crypt CPU consumption) via a long string.

Affected Products

Product	Current Assessment
Brocade 5400 vRouter	Impacted: Fixed in 6.7R12.
Brocade 5600 vRouter	Impacted: Fixed in 17.2.0.
Brocade Fabric OS	Impacted: Fixed in 7.4.2.
Brocade SLX-OS	Impacted: Fixed in 17r.1.00.
Brocade Virtual Traffic Manager	Impacted: Appliance fixed in 11.1, 10.4r1, 9.9r2, and later.

Products Confirmed Not Vulnerable

Brocade FastIron OS, Brocade NetIron OS, Brocade Network Advisor, Brocade SDN Controller, Brocade ServerIron ADX, Brocade Services Director, Brocade Virtual ADX, Brocade Virtual Traffic Manager: Software, and Brocade Virtual Web Application Firewall 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	April 28, 2017
2.0	Updated to address FOS	September 8, 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.