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Vulnerability of Cisco Nexus 9000 ACI: privilege escalation via Permissive File Permissions

Synthesis of the vulnerability 

An attacker can bypass restrictions via Permissive File Permissions of Cisco Nexus 9000 ACI, in order to escalate his privileges.
Vulnerable products: Nexus by Cisco, NX-OS.
Severity of this weakness: 2/4.
Creation date: 02/05/2019.
Références of this bulletin: CERTFR-2019-AVI-193, cisco-sa-20190501-nexus9k-rpe, CSCvo72253, CVE-2019-1803, VIGILANCE-VUL-29184.

Description of the vulnerability 

An attacker can bypass restrictions via Permissive File Permissions of Cisco Nexus 9000 ACI, in order to escalate his privileges.
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This cybersecurity note impacts software or systems such as Nexus by Cisco, NX-OS.

Our Vigil@nce team determined that the severity of this computer weakness announce is medium.

The trust level is of type confirmed by the editor, with an origin of user account.

An attacker with a expert ability can exploit this cybersecurity vulnerability.

Solutions for this threat 

Cisco Nexus 9000 ACI: solution CSCvo72253.
The solution is described on the Cisco site:
  https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvo72253
  https://tools.cisco.com/bugsearch/bug/CSCvo72253
  https://tools.cisco.com/quickview/bug/CSCvo72253
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