CVE-2022-20854
Assigner: cisco
Published: 2022-11-10T17:31:14.744Z
State: PUBLISHED
descriptions: value: A vulnerability in the processing of SSH connections of Cisco Firepower Management Center (FMC) and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.
 This vulnerability is due to improper error handling when an SSH session fails to be established. An attacker could exploit this vulnerability by sending a high rate of crafted SSH connections to the instance. A successful exploit could allow the attacker to cause resource exhaustion, resulting in a reboot on the affected device.
affected: vendor: Cisco
product: Cisco Firepower Management Center
versions: version: N/A
status: affected
vendor: Cisco
product: Cisco Firepower Threat Defense Software
versions: version: N/A
status: affected
problemTypes: descriptions: description: Uncontrolled Resource Consumption
type: cwe
cweId: CWE-400
metrics: format: cvssV3_1
cvssV3_1: version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
baseScore: 7.5
baseSeverity: HIGH
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploits: value: The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.
source: advisory: cisco-sa-fmc-dos-OwEunWJN
discovery: INTERNAL
defects: CSCvy95520