CVE Vulnerabilities

CVE-2018-0138

Protection Mechanism Failure

Published: Feb 08, 2018 | Modified: Oct 09, 2019
CVSS 3.x
5.3
MEDIUM
Source:
NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu

A vulnerability in the detection engine of Cisco Firepower System Software could allow an unauthenticated, remote attacker to bypass file policies that are configured to block files transmitted to an affected device via the BitTorrent protocol. The vulnerability exists because the affected software does not detect BitTorrent handshake messages correctly. An attacker could exploit this vulnerability by sending a crafted BitTorrent connection request to an affected device. A successful exploit could allow the attacker to bypass file policies that are configured to block files transmitted to the affected device via the BitTorrent protocol. Cisco Bug IDs: CSCve26946.

Weakness

The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.

Affected Software

Name Vendor Start Version End Version
Firepower_threat_defense Cisco 6.2.0 6.2.0
Firepower_threat_defense Cisco 6.1.0 6.1.0
Firepower_threat_defense Cisco 6.2.2 6.2.2
Firepower_threat_defense Cisco 6.2.3 6.2.3

References