Rewterz Threat Advisory – Cisco Firepower Management Center FTP Security Bypass Vulnerability

This is an advisory on a vulnerability found in Cisco Firepower Management Center which can be exploited to bypass a configured URL-based access control policy.

IMPACT:  NORMAL

PUBLISH DATE:  12-07-2018

OVERVIEW

An error within the detection engine when handling TCP packets can be exploited to bypass a configured URL-based access control policy.

SUMMARY

The vulnerability exists because the affected software incorrectly handles TCP packets that are received out of order when a TCP SYN retransmission is issued. An attacker could exploit this vulnerability by sending a maliciously crafted connection through an affected device.

AFFECTED PRODUCTS

Cisco Firepower Management Center Software (formerly Cisco FireSIGHT Management Center) Versions 6.0.0, 6.1.0, 6.2.0, 6.2.1, and 6.2.2.

 RESOLVE

The vulnerability is reported in the versions 6.0.0, 6.1.0, 6.2.0, 6.2.1, and 6.2.2.

Users are recommended to update their Cisco FirePower Management Software to version 6.2.2.3 or 6.2.3.

If you think you are a victim of a cyber-security attack. Immediately send an email to info@rewterz.com for a rapid response.