CVE-2021-1612

Medium

Description

A vulnerability in the Cisco IOS XE SD-WAN Software CLI could allow an authenticated, local attacker to overwrite arbitrary files on the local system. This vulnerability is due to improper access controls on files within the local file system. An attacker could exploit this vulnerability by placing a symbolic link in a specific location on the local file system. A successful exploit could allow the attacker to overwrite arbitrary files on an affected device.

SeverityMedium

CVSS5.5

Exploit probability—

Product

Cisco Sd-wan

PublishedSep 23, 2021

First seenSep 23, 2021

Weakness typeCWE-61CWE-61

How to fix

Update

cisco sd-wan17.3.4 or later

Vendor advisories

tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sd-wan-GjR5pGOm

Affected products

Product	Affected versions	Fixed in
cisco sd-wan	v < 17.3.4	17.3.4

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.