CVE-2021-1233

Medium

Description

A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to access sensitive information on an affected device. The vulnerability is due to insufficient input validation of requests that are sent to the iperf tool. An attacker could exploit this vulnerability by sending a crafted request to the iperf tool, which is included in Cisco SD-WAN Software. A successful exploit could allow the attacker to obtain any file from the filesystem of an affected device.

SeverityMedium

CVSS4.4

Exploit probability—

Product

Cisco Sd-wan Firmware

PublishedJan 20, 2021

First seenJan 20, 2021

Weakness typeCWE-20Improper input validation

How to fix

Update

cisco sd-wan_firmware18.4.3 or later

Vendor advisories

tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-infodis-2-UPO232DG

Affected products

Product	Affected versions	Fixed in
cisco sd-wan_firmware	v < 18.4.3	18.4.3
cisco catalyst_sd-wan_manager	No range specified	—
cisco sd-wan_vbond_orchestrator	No range specified	—

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