Guest

Preview Tool

Cisco Bug: CSCvh75996 - Cisco NX-OS Software Command Injection Vulnerability (CVE-2019-1778)

Last Modified

Jun 16, 2020

Products (48)

  • Cisco Nexus 9000 Series Switches
  • Cisco Nexus 3548-X Switch
  • Cisco Nexus 9516 Switch
  • Cisco Nexus 3548 Switch
  • Cisco Nexus 31108TC-V Switch
  • Cisco Nexus 92160YC-X Switch
  • Cisco Nexus 93108TC-FX Switch
  • Cisco Nexus 3064 Switch
  • Cisco Nexus 3132Q-V Switch
  • Cisco Nexus 9396PX Switch
View all products in Bug Search Tool Login Required

Known Affected Releases

7.0(3)I7(2)

Description (partial)

<B>Symptom:</B>
A vulnerability in a specific CLI command for Cisco NX-OS Software-based appliances could allow an authenticated, local attacker to execute arbitrary commands on the underlying Linux operating system with the privilege level of root.

The vulnerability is due to insufficient validation of arguments passed to a specific CLI command on the targeted device. 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 Linux operating system with elevated privileges. An attacker would need valid administrator 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-cmdinj-1778

<B>Conditions:</B>
Please refer to the Security Advisory.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.