CVE-2021-1448 : A vulnerability in the CLI of Cisco Firepower Threat Defense (FTD) Software coul

A vulnerability in the CLI of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to execute arbitrary commands with root privileges on the underlying operating system of an affected device that is running in multi-instance mode. This vulnerability is due to insufficient validation of user-supplied command arguments. An attacker could exploit this vulnerability by submitting crafted input to the affected command. A successful exploit could allow the attacker to execute commands on the underlying operating system with root privileges.

Published 2021-04-29 18:15:09

Updated 2022-10-21 19:43:18

Source Cisco Systems, Inc.

View at NVD, CVE.org

Vulnerability category: Input validation

Products affected by CVE-2021-1448

Cisco » Firepower Threat Defense
Versions from including (>=) 6.5.0 and before (<) 6.5.0.5
cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Firepower 4110 » Version: N/A
When used together with: Cisco » Firepower 4112 » Version: N/A
When used together with: Cisco » Firepower 4115 » Version: N/A
When used together with: Cisco » Firepower 4120 » Version: N/A
When used together with: Cisco » Firepower 4125 » Version: N/A
When used together with: Cisco » Firepower 4140 » Version: N/A
When used together with: Cisco » Firepower 4145 » Version: N/A
When used together with: Cisco » Firepower 4150 » Version: N/A
When used together with: Cisco » Firepower 9300 » Version: N/A
Cisco » Firepower Threat Defense
Versions from including (>=) 6.4.0 and before (<) 6.4.0.10
cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Firepower 4110 » Version: N/A
When used together with: Cisco » Firepower 4112 » Version: N/A
When used together with: Cisco » Firepower 4115 » Version: N/A
When used together with: Cisco » Firepower 4120 » Version: N/A
When used together with: Cisco » Firepower 4125 » Version: N/A
When used together with: Cisco » Firepower 4140 » Version: N/A
When used together with: Cisco » Firepower 4145 » Version: N/A
When used together with: Cisco » Firepower 4150 » Version: N/A
When used together with: Cisco » Firepower 9300 » Version: N/A
Cisco » Firepower Threat Defense
Versions from including (>=) 6.6.0 and before (<) 6.6.1
cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Firepower 4110 » Version: N/A
When used together with: Cisco » Firepower 4112 » Version: N/A
When used together with: Cisco » Firepower 4115 » Version: N/A
When used together with: Cisco » Firepower 4120 » Version: N/A
When used together with: Cisco » Firepower 4125 » Version: N/A
When used together with: Cisco » Firepower 4140 » Version: N/A
When used together with: Cisco » Firepower 4145 » Version: N/A
When used together with: Cisco » Firepower 4150 » Version: N/A
When used together with: Cisco » Firepower 9300 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-1448

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 6 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-1448

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.2	HIGH	AV:L/AC:L/Au:N/C:C/I:C/A:C	3.9	10.0	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
7.8	HIGH	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	1.8	5.9	Cisco Systems, Inc.
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	1.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-1448

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Assigned by: ykramarz@cisco.com (Secondary)
CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-1448

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-cmdinj-vWY5wqZT

Cisco Firepower Threat Defense Software Command Injection Vulnerability
Vendor Advisory

Jump to

Vulnerability Details : CVE-2021-1448

Products affected by CVE-2021-1448

Exploit prediction scoring system (EPSS) score for CVE-2021-1448

CVSS scores for CVE-2021-1448

CWE ids for CVE-2021-1448

References for CVE-2021-1448