A vulnerability in the guest shell feature of Cisco NX-OS System Software could allow an authenticated, local attacker to read and send packets outside the scope of the guest shell container.

An attacker would need valid administrator credentials to perform this attack.

The vulnerability is due to insufficient internal security measures in the guest shell feature.

An attacker could exploit this vulnerability by sending or receiving packets on the device-internal network outside of the guest shell container.

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-20171129-nxos10

Security Impact Rating: Medium

CVE: CVE-2017-12351

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