SB2017112001 - Brute-force attack in Cisco Identity Services Engine



SB2017112001 - Brute-force attack in Cisco Identity Services Engine

Published: November 20, 2017

Security Bulletin ID SB2017112001
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Brute-force attack (CVE-ID: CVE-2017-12316)

The vulnerability allows a remote attacker to bypass authentication on the target system.

The weakness exists due to insufficient server-side login attempt limit enforcement. A remote attacker can send sending modified login attempts to the Guest Portal login page, perform multiple login attempts in excess of the configured login attempt limit and conduct brute-force password attacks on the ISE Guest Portal.

Remediation

Install update from vendor's website.