medium
6.7
CWE
88 77
Advisory Published
CVE Published
CVE Published
Updated

CVE-2019-1613: Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1613)

First published: Wed Mar 06 2019(Updated: )

A vulnerability in the CLI of Cisco NX-OS 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. MDS 9000 Series Multilayer Switches are affected running software versions prior to 6.2(27) and 8.2(3). Nexus 3000 Series Switches are affected running software versions prior to 7.0(3)I4(9) and 7.0(3)I7(6). Nexus 3500 Platform Switches are affected running software versions prior to 6.0(2)A8(11) and 7.0(3)I7(6). Nexus 3600 Platform Switches are affected running software versions prior to 7.0(3)F3(5). Nexus 9000 Series Switches in Standalone NX-OS Mode are affected running software versions prior to 7.0(3)I4(9), 7.0(3)I7(6). Nexus 9500 R-Series Line Cards and Fabric Modules are affected running software versions prior to 7.0(3)F3(5). Nexus 7000 and 7700 Series Switches are affected running software versions prior to 6.2(22) and 8.2(3).

Credit: ykramarz@cisco.com ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
All of
Any of
Cisco NX-OS=7.0\(3\)f3\(3\)
Cisco NX-OS=7.0\(3\)i7\(2\)
Any of
Cisco Nexus 9432PQ
Cisco Nexus 9536PQ
Cisco Nexus 9636PQ
Cisco Nexus 9736PQ
Cisco Nexus 9000 Series N9K-X9432C-S
Cisco Nexus 9000 Series N9K-X9464PX
Cisco N9K-X9464TX2 Firmware
Cisco Nexus N9K-X9564PX
Cisco Nexus N9K-X9564TX
Cisco Nexus 9636C-R
Cisco Nexus n9k-x9636c-rx
Cisco Nexus 9000 N9K-X97160YC-EX
Cisco Nexus 9000 Series Switches n9k-x9732c-ex
Cisco Nexus 9000 Series N9K-X9732C-FX
Cisco Nexus 9000 Series Switch n9k-x9736c-ex
Cisco Nexus 9000 Series Switch
Cisco Nexus 9000 Series Switch n9k-x9788tc-fx
Cisco Nexus 92160YC Switch
Cisco Nexus 92300YC Firmware
Cisco Nexus 92304QC Firmware
Cisco Nexus 9236C
Cisco Nexus 9272Q Switch
Cisco Nexus
Cisco Nexus 93108TC-FX Switch
Cisco Nexus 93120TX Firmware
Cisco Nexus 9316D-GX Firmware
Cisco Nexus 9000 Series Switch
Cisco Nexus 93180YC-EX-24
Cisco Nexus 93180YC-FX Firmware
Cisco Nexus 93240YC-FX2 Firmware
Cisco Nexus 9332C Firmware
Cisco Nexus 9336C-FX2 Firmware
Cisco Nexus 9348GC-FXP Firmware
Cisco Nexus 93600CD-GX Firmware
Cisco Nexus 9364c-h1
Cisco Nexus 9504 Firmware
Cisco Nexus 9508
Cisco Nexus 9516 firmware
Cisco Nexus N9K-X9636Q-R
All of
Cisco NX-OS=9.2\(1\)
Any of
Cisco Nexus 31128PQ
Cisco Nexus 3132C-Z
Cisco Nexus 3164Q
Cisco Nexus 3264Q
All of
Any of
Cisco NX-OS=7.0\(3\)i7\(2\)
Cisco NX-OS=8.2\(1\)
Cisco NX-OS=9.2\(2\)
Any of
Cisco Nexus 7000 Series Switch - n77-f312ck-26
Cisco Nexus 7000 Series n77-f324fq-25
Cisco Nexus 7700 Series Switch
Cisco Nexus 7700 series
Cisco Nexus 7000 Series N77-M312CQ-26L
Cisco Nexus 7000 Series n7k-m324fq-25l
Cisco Nexus 7000 Series Switch (N77-M348XP-23L)
Cisco Nexus 7000 n7k-f248xp-25e
Cisco Nexus 7000 Series Switch - N7K-F306CK-25
Cisco Nexus 7000 Series Switch
Cisco Nexus 7000 Series Switches
Cisco Nexus 7000 Series N7K-M206FQ-23L
Cisco NEXUS 7000 Series Switch (Model N7K-M224XP-23L)
Cisco Nexus 7000 Series n7k-m324fq-25l
Cisco Nexus 7000 Series N7K-M348XP-25L
Cisco NX-OS=7.0\(3\)f3\(3\)
Cisco NX-OS=7.0\(3\)i7\(2\)
Cisco Nexus 9432PQ
Cisco Nexus 9536PQ
Cisco Nexus 9636PQ
Cisco Nexus 9736PQ
Cisco Nexus 9000 Series N9K-X9432C-S
Cisco Nexus 9000 Series N9K-X9464PX
Cisco N9K-X9464TX2 Firmware
Cisco Nexus N9K-X9564PX
Cisco Nexus N9K-X9564TX
Cisco Nexus 9636C-R
Cisco Nexus n9k-x9636c-rx
Cisco Nexus 9000 N9K-X97160YC-EX
Cisco Nexus 9000 Series Switches n9k-x9732c-ex
Cisco Nexus 9000 Series N9K-X9732C-FX
Cisco Nexus 9000 Series Switch n9k-x9736c-ex
Cisco Nexus 9000 Series Switch
Cisco Nexus 9000 Series Switch n9k-x9788tc-fx
Cisco Nexus 92160YC Switch
Cisco Nexus 92300YC Firmware
Cisco Nexus 92304QC Firmware
Cisco Nexus 9236C
Cisco Nexus 9272Q Switch
Cisco Nexus
Cisco Nexus 93108TC-FX Switch
Cisco Nexus 93120TX Firmware
Cisco Nexus 9316D-GX Firmware
Cisco Nexus 9000 Series Switch
Cisco Nexus 93180YC-EX-24
Cisco Nexus 93180YC-FX Firmware
Cisco Nexus 93240YC-FX2 Firmware
Cisco Nexus 9332C Firmware
Cisco Nexus 9336C-FX2 Firmware
Cisco Nexus 9348GC-FXP Firmware
Cisco Nexus 93600CD-GX Firmware
Cisco Nexus 9364c-h1
Cisco Nexus 9504 Firmware
Cisco Nexus 9508
Cisco Nexus 9516 firmware
Cisco Nexus N9K-X9636Q-R
Cisco NX-OS=9.2\(1\)
Cisco Nexus 31128PQ
Cisco Nexus 3132C-Z
Cisco Nexus 3164Q
Cisco Nexus 3264Q
Cisco NX-OS=8.2\(1\)
Cisco NX-OS=9.2\(2\)
Cisco Nexus 7000 Series Switch - n77-f312ck-26
Cisco Nexus 7000 Series n77-f324fq-25
Cisco Nexus 7700 Series Switch
Cisco Nexus 7700 series
Cisco Nexus 7000 Series N77-M312CQ-26L
Cisco Nexus 7000 Series n7k-m324fq-25l
Cisco Nexus 7000 Series Switch (N77-M348XP-23L)
Cisco Nexus 7000 n7k-f248xp-25e
Cisco Nexus 7000 Series Switch - N7K-F306CK-25
Cisco Nexus 7000 Series Switch
Cisco Nexus 7000 Series Switches
Cisco Nexus 7000 Series N7K-M206FQ-23L
Cisco NEXUS 7000 Series Switch (Model N7K-M224XP-23L)
Cisco Nexus 7000 Series n7k-m324fq-25l
Cisco Nexus 7000 Series N7K-M348XP-25L

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Reference Links

Frequently Asked Questions

  • What is CVE-2019-1613?

    CVE-2019-1613 is a vulnerability in the CLI of Cisco NX-OS Software that allows an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device.

  • How does CVE-2019-1613 work?

    The vulnerability is due to insufficient validation of arguments passed to certain CLI commands, allowing an attacker to manipulate the commands and execute arbitrary commands.

  • Which software versions are affected by CVE-2019-1613?

    Cisco NX-OS Software versions 7.0(3)f3(3), 7.0(3)i7(2), 9.2(1), 8.2(1), and 9.2(2) are affected by CVE-2019-1613.

  • What is the severity of CVE-2019-1613?

    CVE-2019-1613 has a severity value of 6.7, which is considered medium.

  • How can I fix CVE-2019-1613?

    To fix CVE-2019-1613, Cisco has released software updates that address the vulnerability. It is recommended to upgrade to a fixed software version.

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