CVE-2019-1611

Cisco FXOS and NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1611)

Description

A vulnerability in the CLI of Cisco NX-OS Software and Cisco FXOS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device. The vulnerability is due to insufficient validation of arguments passed to certain CLI commands. An attacker could exploit this vulnerability by including malicious input as the argument of an affected command. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system with elevated privileges. An attacker would need valid administrator credentials to exploit this vulnerability. Firepower 4100 Series Next-Generation Firewalls are affected running software versions prior to 2.2.2.91, 2.3.1.110, and 2.4.1.222. Firepower 9300 Security Appliance are affected running software versions prior to 2.2.2.91, 2.3.1.110, and 2.4.1.222. MDS 9000 Series Multilayer Switches are affected running software versions prior to 6.2(25) and 8.3(1). Nexus 3000 Series Switches are affected running software versions prior to 7.0(3)I4(9) and 7.0(3)I7(5). Nexus 3500 Platform Switches are affected running software versions prior to 7.0(3)I7(5). Nexus 3600 Platform Switches are affected running software versions prior to 7.0(3)F3(5). Nexus 2000, 5500, 5600, and 6000 Series Switches are affected running software versions prior to 7.1(5)N1(1b) and 7.3(4)N1(1). Nexus 7000 and 7700 Series Switches are affected running software versions prior to 6.2(22), 7.3(3)D1(1), 8.2(3). Nexus 9000 Series Switches in Standalone NX-OS Mode are affected running software versions prior to 7.0(3)I4(9) and 7.0(3)I7(5). Nexus 9500 R-Series Line Cards and Fabric Modules are affected running software versions prior to 7.0(3)F3(5).

Categories

6.7
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.08%
Vendor Advisory cisco.com
Affected: Cisco Firepower 4100 Series Next-Generation Firewalls
Affected: Cisco Firepower 9300 Security Appliance
Affected: Cisco MDS 9000 Series Multilayer Switches
Affected: Cisco Nexus 3000 Series Switches
Affected: Cisco Nexus 3500 Platform Switches
Affected: Cisco Nexus 3600 Platform Switches
Affected: Cisco Nexus 2000, 5500, 5600, and 6000 Series Switches
Affected: Cisco Nexus 7000 and 7700 Series Switches
Affected: Cisco Nexus 9000 Series Switches in Standalone NX-OS Mode
Affected: Cisco Nexus 9500 R-Series Line Cards and Fabric Modules
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2019-1611?
CVE-2019-1611 has been scored as a medium severity vulnerability.
How to fix CVE-2019-1611?
To fix CVE-2019-1611, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-1611 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-1611 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-1611?
CVE-2019-1611 affects Cisco Firepower 4100 Series Next-Generation Firewalls, Cisco Firepower 9300 Security Appliance, Cisco MDS 9000 Series Multilayer Switches, Cisco Nexus 3000 Series Switches, Cisco Nexus 3500 Platform Switches, Cisco Nexus 3600 Platform Switches, Cisco Nexus 2000, 5500, 5600, and 6000 Series Switches, Cisco Nexus 7000 and 7700 Series Switches, Cisco Nexus 9000 Series Switches in Standalone NX-OS Mode, Cisco Nexus 9500 R-Series Line Cards and Fabric Modules.
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