Cisco SD-WAN Solution CLI command injection

Summaryinfo

A vulnerability marked as critical has been reported in Cisco SD-WAN Solution. This issue affects some unknown processing of the component CLI. The manipulation leads to command injection. This vulnerability is referenced as CVE-2020-3266. The attack can only be performed from a local environment. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco SD-WAN Solution (Network Management Software) (the affected version is unknown) and classified as critical. This issue affects an unknown code of the component CLI. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in the CLI of Cisco SD-WAN Solution software 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.

The weakness was published 03/19/2020 as cisco-sa-sdwclici-cvrQpH9v as confirmed advisory (Website). The advisory is shared at tools.cisco.com. The identification of this vulnerability is CVE-2020-3266 since 12/12/2019. An attack has to be approached locally. A simple authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1202 for this issue.

Upgrading eliminates this vulnerability.

Similar entries are available at VDB-151924 and VDB-151923. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Network Management Software

Vendor

• Cisco

Name

• SD-WAN Solution

License

• commercial

Website

• Vendor: https://www.cisco.com/

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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