Resource exhaustion in Cisco Secure Firewall Management Center (formerly Firepower Management Center, FMC) and Cisco Firepower 9300 Security Appliance - CVE-2019-12700
Published: October 8, 2019
Vulnerability identifier: #VU21629
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-12700
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco Secure Firewall Management Center (formerly Firepower Management Center, FMC)
Cisco Firepower 9300 Security Appliance
Cisco Secure Firewall Management Center (formerly Firepower Management Center, FMC)
Cisco Firepower 9300 Security Appliance
Detailed vulnerability description
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.
How to mitigate CVE-2019-12700
Install updates from vendor's website.