7.8 High

CVE-2019-1591 A vulnerability in a specific CLI command implementation of Cisco Nexus 9000 Series ACI Mode Switch Software could allow…

Description

A vulnerability in a specific CLI command implementation of Cisco Nexus 9000 Series ACI Mode Switch Software could allow an authenticated, local attacker to escape a restricted shell on an affected device. The vulnerability is due to insufficient sanitization of user-supplied input when issuing a specific CLI command with parameters on an affected device. An attacker could exploit this vulnerability by authenticating to the device CLI and issuing certain commands. A successful exploit could allow the attacker to escape the restricted shell and execute arbitrary commands with root-level privileges on the affected device. This vulnerability only affects Cisco Nexus 9000 Series ACI Mode Switches that are running a release prior to 14.0(3d).

Affected products and versions

Product	Affected versions	Fixed in
Cisco NX-OS Software for Nexus 9000 Series Fabric Switches ACI Mode	Versions not published

References

20190306 Cisco Nexus 9000 Series Fabric Switches Application Centric Infrastructure Mode Shell Escape Vulnerability tools.cisco.com
107311 www.securityfocus.com

Timeline

Published March 6, 2019
Last modified November 20, 2024

The 7 CVEs of Cisco NX-OS Software for Nexus 9000 Series Fabric Switches ACI Mode →

CVE-2019-1836 A vulnerability in the system shell for Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure… 5.5 Medium CVE-2019-1803 A vulnerability in the filesystem management for the Cisco Nexus 9000 Series Application Centric Infrastructure (ACI)… 7.8 High CVE-2019-1589 A vulnerability in the Trusted Platform Module (TPM) functionality of software for Cisco Nexus 9000 Series Fabric… 4.2 Medium CVE-2019-1590 A vulnerability in the Transport Layer Security (TLS) certificate validation functionality of Cisco Nexus 9000 Series… 8.1 High

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