SB2018020809 - Security restrictions bypass in Cisco Firepower Management



SB2018020809 - Security restrictions bypass in Cisco Firepower Management

Published: February 8, 2018

Security Bulletin ID SB2018020809
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Security restrictions bypass (CVE-ID: CVE-2018-0138)

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

The weakness exists in the detection engine of Cisco Firepower System Software due to the affected software does not detect BitTorrent handshake messages correctly. A remote attacker can send a specially crafted BitTorrent connection request and bypass file policies that are configured to block files transmitted to the affected device via the BitTorrent protocol.

Remediation

Install update from vendor's website.