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Cisco Firepower URL Bypass Vulnerability

cisco-sa-20170201-fpw1 · Medium · Published · Updated

A vulnerability in Cisco Firepower System Software could allow an unauthenticated, remote attacker to maliciously bypass the appliance's ability to block certain web content. The vulnerability is due to insufficient input validation checks within the system's access control rule criteria. An attacker could exploit this vulnerability by adding malicious text to the end of a URL string. An exploit could allow the attacker to bypass configured blocked websites.  There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170201-fpw1

Cisco advisory ·CSAF JSON

Workarounds

There are no workarounds that address this vulnerability.

CVEsCVE-2017-3814
Cisco Bug IDsCSCvb93980
CVSS ScoreBase 5.8
Base 5.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N/E:X/RL:X/RC:X
Product Names From Source
Cisco Firepower Management Center 5.4.0, Cisco Firepower Management Center 6.0.0, Cisco Firepower Management Center 6.0.1, Cisco Firepower Management Center 5.3.0, Cisco Firepower Management Center 6.1.0, Cisco Secure Firewall Management Center (FMC), Cisco Firepower Management Center

Related Products

Product CVE Evidence
Cisco Secure Firewall Management Center (FMC) CVE-2017-3814 Cisco OpenVuln
Cisco Firepower System Software CVE-2017-3814 Cisco OpenVuln
Cisco Firepower Management Center CVE-2017-3814 Cisco OpenVuln