Auth bypass in Cisco Firepower Management Center
CVE-2019-16028
A vulnerability in the web-based management interface of Cisco Firepower Management Center (FMC) could allow an unauthenticated, remote attacker to bypass authentication and execute arbitrary actions with administrative privileges on an affected device. The vulnerability is due to improper handling of Lightweight Directory Access Protocol (LDAP) authentication responses from an external authentication server. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to gain administrative access to the web-based management interface of the affected device.
Vulnerability class: Broken Authentication
EPSS: 0.034 (87.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
References
- psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-16028?
- CVE-2019-16028 is a critical-severity vulnerability in Cisco Firepower Management Center, classified under Improper Authentication. CVSS score: 9.8/10. Published 2020-09-23.
- How severe is CVE-2019-16028?
- Critical severity. CVSS v3 base score is 9.8 out of 10.