cisco-sa-iosxe-arbfile-FUxskKDE: Cisco IOS XE SD-WAN Software Arbitrary File Corruption Vulnerability
First published: Wed Mar 24 2021(Updated: )
A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the underlying file system. This vulnerability is due to insufficient validation of the parameters of a specific CLI command. An attacker could exploit this vulnerability by issuing that command with specific parameters. A successful exploit could allow the attacker to overwrite the content of any arbitrary file that resides on the underlying host file system. 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-iosxe-arbfile-FUxskKDE
Credit: This vulnerability was found during the resolution a Cisco TAC support case
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Standalone IOS XE SD-WAN Releases |
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Reference Links
Frequently Asked Questions
What is the severity of cisco-sa-iosxe-arbfile-FUxskKDE?
The severity of cisco-sa-iosxe-arbfile-FUxskKDE is considered high due to its potential to allow arbitrary file overwriting.
How do I fix cisco-sa-iosxe-arbfile-FUxskKDE?
To fix cisco-sa-iosxe-arbfile-FUxskKDE, update your Cisco IOS XE SD-WAN Software to the latest patched version.
What causes the cisco-sa-iosxe-arbfile-FUxskKDE vulnerability?
The cisco-sa-iosxe-arbfile-FUxskKDE vulnerability is caused by insufficient validation of parameters within a specific CLI command.
Who can exploit the cisco-sa-iosxe-arbfile-FUxskKDE vulnerability?
The cisco-sa-iosxe-arbfile-FUxskKDE vulnerability can be exploited by an authenticated local attacker.
What are the consequences of the cisco-sa-iosxe-arbfile-FUxskKDE vulnerability?
Exploiting the cisco-sa-iosxe-arbfile-FUxskKDE vulnerability may allow attackers to overwrite arbitrary files in the underlying file system, potentially leading to system compromise.
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