cisco-sa-sbrv-rce-OYLQbL9u: Cisco Small Business RV Series Routers Remote Code Execution Vulnerability

Published May 4, 2022
·
Updated

A vulnerability in web-based management interface of Cisco Small Business RV340 and RV345 Routers could allow an authenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending malicious input to an affected device. A successful exploit could allow the attacker to execute remote code on the affected device. To exploit this vulnerability, an attacker would need to have valid Administrator credentials on the affected device. 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-sbrv-rce-OYLQbL9u

Credit

an anonymous researcher(Trend Micro Zero Day Initiative)

Affected Software

1 affected componentFixes available
Cisco Small Business Router Firmware=1.0.03.26 and earlier, <1.0.03.27
1.0.03.27

Event History

May 4, 2022
Advisory Published
via Cisco·04:00 PM

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of cisco-sa-sbrv-rce-OYLQbL9u?

The severity of cisco-sa-sbrv-rce-OYLQbL9u is critical due to the potential for arbitrary code execution.

2

How do I fix cisco-sa-sbrv-rce-OYLQbL9u?

To fix cisco-sa-sbrv-rce-OYLQbL9u, update your Cisco Small Business Router Firmware to version 1.0.03.28 or later.

3

Which versions of Cisco Small Business Router Firmware are affected by cisco-sa-sbrv-rce-OYLQbL9u?

Cisco Small Business Router Firmware versions 1.0.03.26 and earlier are affected by cisco-sa-sbrv-rce-OYLQbL9u.

4

Who can exploit the cisco-sa-sbrv-rce-OYLQbL9u vulnerability?

Only an authenticated, remote attacker can exploit the cisco-sa-sbrv-rce-OYLQbL9u vulnerability.

5

What causes cisco-sa-sbrv-rce-OYLQbL9u vulnerability?

The cisco-sa-sbrv-rce-OYLQbL9u vulnerability is caused by insufficient validation of user-supplied input.

Contact

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