CVE-2023-20250 Memory corruption in Cisco Small Business RV Series Router Firmware

Medium 6.5 Published Updated

An authenticated administrator can execute arbitrary code with root privileges on Cisco Small Business Routers due to improper input validation.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-20250?

CVE-2023-20250 is a medium-severity memory corruption vulnerability in Cisco Rv110w Firmware, published on 6 Sep 2023. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A vulnerability in the web-based management interface of Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers could allow an authenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to improper validation of requests that are sent to the web-based management interface. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface. A successful exploit could allow the attacker to execute arbitrary code with root privileges on an affected device. To exploit this vulnerability, the attacker must have valid Administrator credentials on the affected device.

Weakness: CWE-787, CWE-121

Which versions are affected by CVE-2023-20250?

It affects 4 products.

Products include Cisco Rv110w Firmware, Cisco Rv130 Firmware, Cisco Rv130w Firmware, Cisco Rv215w Firmware.

How do I fix CVE-2023-20250?

No fix has been published for CVE-2023-20250 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2023-20250 being exploited?

There is no known exploitation of CVE-2023-20250 in the wild and no public exploit code.

All Cisco Rv110w Firmware vulnerabilities

Sources

Also known as GHSA-5p9g-w9p4-jfm4.

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