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Improper Authentication in Cisco Firepower Management Center

Published: 2020-01-24
Severity High
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2019-16028
Exploitation vector Network
Public exploit N/A
Vulnerable software
Cisco Firepower Management Center
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor Cisco Systems, Inc

Security Advisory

This security advisory describes one high risk vulnerability.

1) Improper Authentication

Severity: High

CVSSv3: 8.5 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-16028

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No


The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to improper handling of Lightweight Directory Access Protocol (LDAP) authentication responses from an external authentication server. A remote attacker can send specially crafted HTTP requests and gain administrative access to the web-based management interface of the affected device.


Install updates from vendor's website or update to following patches:

  • (for releases and later)
  • (for releases and earlier)

Vulnerable software versions

Cisco Firepower Management Center: -, 6.1.0, 6.2.0, 6.2.1, 6.2.2, 6.2.3, 6.3.0, 6.4.0, 6.5.0

CPE External links

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.