Headline
CVE-2023-20250: Cisco Security Advisory: Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Stack Overflow Vulnerability
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.
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Summary
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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.
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-sb-rv-stack-SHYv2f5N
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Affected Products
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At the time of publication, this vulnerability affected the following Cisco products:
- RV110W Wireless-N VPN Firewalls
- RV130 VPN Routers
- RV130W Wireless-N Multifunction VPN Routers
- RV215W Wireless-N VPN Routers
See the Details section in the bug ID(s) at the top of this advisory for the most complete and current information.
Determine the Device Configuration
The web-based management interface of these devices is available through a LAN connection, which cannot be disabled, or through the WAN connection if the remote management feature is enabled. By default, the remote management feature is disabled on these devices.
To determine whether the remote management feature is enabled on a device, open the web-based management interface and choose Basic Settings > Remote Management. If the Enable check box is checked, remote management is enabled on the device.
Only products listed in the Vulnerable Products section of this advisory are known to be affected by this vulnerability.
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Workarounds
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- There are no workarounds that address this vulnerability.
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Fixed Software
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Cisco has not released and will not release software updates to address the vulnerability described in this advisory. Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers have entered the end-of-life process. Customers are advised to refer to the end-of-life notices for these products:
End-of-Sale and End-of-Life Announcement for the Cisco Small Business RV Series Routers (selected models)
When considering a device migration, customers are advised to regularly consult the advisories for Cisco products, which are available from the Cisco Security Advisories page, to determine exposure and a complete upgrade solution.
In all cases, customers should ensure that new devices will be sufficient for their network needs; the new devices contain sufficient memory, and current hardware and software configurations will continue to be supported properly by the new product. If the information is not clear, customers are advised to contact the Cisco Technical Assistance Center (TAC) or their contracted maintenance providers.
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Exploitation and Public Announcements
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- The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.
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Source
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- Cisco would like to thank Li Songtao for reporting this vulnerability.
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Cisco Security Vulnerability Policy
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- To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy. This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco.
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Related to This Advisory
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URL
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Revision History
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Version
Description
Section
Status
Date
1.0
Initial public release.
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Final
2023-SEP-06
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Legal Disclaimer
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