First published: Wed Sep 05 2018(Updated: )
A vulnerability in the command-line interface (CLI) in the Cisco SD-WAN Solution could allow an authenticated, local attacker to inject arbitrary commands that are executed with root privileges. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by authenticating to the device and submitting crafted input to the CLI utility. The attacker must be authenticated to access the CLI utility. A successful exploit could allow the attacker to execute commands with root privileges. 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://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180905-sd-wan-injection
Affected Software | Affected Version | How to fix |
---|---|---|
Cisco SD-WAN firmware |
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The severity of Cisco SA 20180905 SD-WAN Injection is considered critical due to the potential for arbitrary command execution with root privileges.
To fix Cisco SA 20180905 SD-WAN Injection, apply the available patches or upgrades provided by Cisco that address the vulnerability.
Any users of the Cisco SD-WAN Solution, particularly those running affected firmware versions, are at risk from the Cisco SA 20180905 SD-WAN Injection vulnerability.
Exploiting Cisco SA 20180905 SD-WAN Injection could allow an attacker to execute arbitrary commands on the affected system with elevated privileges, leading to system compromise.
Yes, exploiting the Cisco SA 20180905 SD-WAN Injection vulnerability requires authentication, as it targets the command-line interface accessible to local attackers.