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Resource exhaustion in Cisco Firepower Management Center and Firepower 9300 Security Appliance

Published: 2019-10-08
Severity Medium
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2019-12700
Exploitation vector Network
Public exploit N/A
Vulnerable software
Cisco Firepower Management Center
Client/Desktop applications / Antivirus software/Personal firewalls

Cisco Firepower 9300 Security Appliance
Hardware solutions / Security hardware applicances

Vendor Cisco Systems, Inc

Security Advisory

This security advisory describes one medium risk vulnerability.

1) Resource exhaustion

Severity: Medium

CVSSv3: 6.7 [CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-12700

CWE-ID: CWE-400 - Uncontrolled Resource Consumption ('Resource Exhaustion')

Exploit availability: No


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper resource management in the context of user session management. A remote authenticated attacker can connect to an affected system, perform many simultaneous successful Secure Shell (SSH) logins, trigger resource exhaustion and perform a denial of service (DoS) attack.


Install updates from vendor's website.

Vulnerable software versions

Cisco Firepower Management Center: 6.2.2, 6.2.3

Cisco Firepower 9300 Security Appliance: -

CPE External links

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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