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Cisco Bug: CSCvh76126 - Cisco FXOS and NX-OS Software Command Injection Vulnerability (CVE-2019-1779)

Last Modified

Oct 09, 2019

Products (48)

  • Cisco Nexus 9000 Series Switches
  • Cisco Nexus 3548-X Switch
  • Cisco Nexus 9516 Switch
  • Cisco Nexus 3548 Switch
  • Cisco Nexus 92160YC-X Switch
  • Cisco Nexus 9396TX Switch
  • Cisco Nexus 31108TC-V Switch
  • Cisco Nexus 3132Q-V Switch
  • Cisco Nexus 9396PX Switch
  • Cisco Nexus 92304QC Switch
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Known Affected Releases

7.0(3)I7(2)

Description (partial)

<B>Symptom:</B>
A vulnerability in the CLI of Cisco FXOS Software and Cisco NX-OS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device with elevated privileges.

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 device credentials to exploit this vulnerability.

Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

This advisory is available at the following link:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-nxos-fxos-cmdinj-1779

<B>Conditions:</B>
Please refer to the Security Advisory.
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Bug Details Include

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