#VU80510 Stack-based buffer overflow in Cisco Systems, Inc products - CVE-2023-20250

Vulnerability identifier: #VU80510

Vulnerability risk: Low

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-20250

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
RV110W Wireless-N VPN Firewall
Hardware solutions / Routers for home users
Cisco Small Business RV130 Series VPN Routers
Hardware solutions / Routers for home users
RV130W Wireless-N Multifunction VPN Router
Hardware solutions / Routers for home users
RV215W Wireless-N VPN Router
Hardware solutions / Routers for home users

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the web-based management interface. A remote authenticated administrator can send a specially crafted HTTP request to the web interface of an affected router, trigger a stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

RV110W Wireless-N VPN Firewall: All versions

Cisco Small Business RV130 Series VPN Routers: All versions

RV130W Wireless-N Multifunction VPN Router: All versions

RV215W Wireless-N VPN Router: All versions

---

External links
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sb-rv-stack-SHYv2f5N
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwh17707
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwh17709
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwh17710

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.