Vulnerability in Cisco Secure Firewall Management Center
CVE-2018-0384
A vulnerability in the detection engine of Cisco FireSIGHT System Software could allow an unauthenticated, remote attacker to bypass a URL-based access control policy that is configured to block traffic for an affected system. 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. A successful exploit could allow the attacker to bypass a URL-based access control policy that is configured to block traffic for the affected system. Cisco Bug IDs: CSCvh84511.
EPSS: 0.025 (83.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N.
Affected products
- Cisco Secure_firewall_management_center — versions 6.0.0, 6.1.0, 6.2.0
- N/a Cisco Firesight Unknown — versions Cisco FireSIGHT unknown
Weakness classification (CWE)
References
- psirt@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- psirt@cisco.com (x_refsource_CONFIRM, Vendor Advisory)
- psirt@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
Frequently asked questions
- What is CVE-2018-0384?
- CVE-2018-0384 is a medium-severity vulnerability in Cisco Secure Firewall Management Center, classified under Protection Mechanism Failure. CVSS score: 5.8/10. Published 2018-07-16.
- How severe is CVE-2018-0384?
- Medium severity. CVSS v3 base score is 5.8 out of 10.