CVE-2020-3459 : A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated,

A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to inject arbitrary commands that are executed with root privileges. The vulnerability is due to insufficient input validation of commands supplied by the user. An attacker could exploit this vulnerability by authenticating to a device and 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 2020-10-21 19:15:17

Updated 2020-10-30 14:02:18

Source Cisco Systems, Inc.

View at NVD, CVE.org

Products affected by CVE-2020-3459

Cisco » Firepower Extensible Operating System
Versions from including (>=) 2.8 and before (<) 2.8.1.125
cpe:2.3:o:cisco:firepower_extensible_operating_system:*:*:*:*:*:*:*:*
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 Sm-24 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-36 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-40 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-44 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-44 X 3 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-48 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-56 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-56 X 3 » Version: N/A
Cisco » Firepower Extensible Operating System
Versions before (<) 2.4.1.266
cpe:2.3:o:cisco:firepower_extensible_operating_system:*:*:*:*:*:*:*:*
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 Sm-24 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-36 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-40 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-44 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-44 X 3 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-48 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-56 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-56 X 3 » Version: N/A
Cisco » Firepower Extensible Operating System
Versions from including (>=) 2.6 and before (<) 2.6.1.204
cpe:2.3:o:cisco:firepower_extensible_operating_system:*:*:*:*:*:*:*:*
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 Sm-24 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-36 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-40 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-44 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-44 X 3 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-48 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-56 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-56 X 3 » Version: N/A
Cisco » Firepower Extensible Operating System
Versions from including (>=) 2.7 and before (<) 2.7.1.131
cpe:2.3:o:cisco:firepower_extensible_operating_system:*:*:*:*:*:*:*:*
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 Sm-24 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-36 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-40 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-44 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-44 X 3 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-48 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-56 » Version: N/A
When used together with: Cisco » Firepower 9300 Sm-56 X 3 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2020-3459

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-2020-3459

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
6.7	MEDIUM	CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	0.8	5.9	Cisco Systems, Inc.
Attack Vector: Local Attack Complexity: Low Privileges Required: High 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-2020-3459

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)
- ykramarz@cisco.com (Secondary)

References for CVE-2020-3459

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fxos-cmdinj-b63rwKPm

Cisco FXOS Software for Firepower 4100/9300 Series Command Injection Vulnerability
Patch;Vendor Advisory

Jump to

Vulnerability Details : CVE-2020-3459

Products affected by CVE-2020-3459

Exploit prediction scoring system (EPSS) score for CVE-2020-3459

CVSS scores for CVE-2020-3459

CWE ids for CVE-2020-3459

References for CVE-2020-3459