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MEDIUM · 6.7

CVE-2020-3166

A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to read or write arbitrary files on the underlying operating system (OS). The vulnerability is due to ins...

Vulnerability Description

A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to read or write arbitrary files on the underlying operating system (OS). The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by including crafted arguments to a specific CLI command. A successful exploit could allow the attacker to read or write to arbitrary files on the underlying OS.

CVSS Score

6.7

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
CiscoFirepower Threat Defense>= 6.2.2, < 6.2.3.16
CiscoAdaptive Security Appliance Software>= 9.8, < 9.9.2.66
CiscoFirepower 1010-
CiscoFirepower 1120-
CiscoFirepower 1140-
CiscoFirepower 1150-
CiscoFirepower 2110-
CiscoFirepower 2120-
CiscoFirepower 2130-
CiscoFirepower 2140-
CiscoFirepower Extensible Operating System< 2.2.2.97
CiscoFirepower 4110-
CiscoFirepower 4115-
CiscoFirepower 4120-
CiscoFirepower 4125-
CiscoFirepower 4140-
CiscoFirepower 4145-
CiscoFirepower 4150-
CiscoFirepower 9300-

Related Weaknesses (CWE)

CWE-20

References

FAQ

What is CVE-2020-3166?

CVE-2020-3166 is a vulnerability with a CVSS score of 6.7 (MEDIUM). A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to read or write arbitrary files on the underlying operating system (OS). The vulnerability is due to ins...

How severe is CVE-2020-3166?

CVE-2020-3166 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-3166?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Firepower Threat Defense, Cisco Adaptive Security Appliance Software, Cisco Firepower 1010, Cisco Firepower 1120, Cisco Firepower 1140.