Vulnerability identifier: #VU71101

Vulnerability risk: Low

CVSSv3.1: 6 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2023-20045

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cisco Small Business RV160 Series VPN Router
Hardware solutions / Routers & switches, VoIP, GSM, etc
Cisco Small Business RV160W Wireless-AC VPN Router
Hardware solutions / Routers & switches, VoIP, GSM, etc
Cisco Small Business RV260 VPN Router
Hardware solutions / Routers & switches, VoIP, GSM, etc
Cisco Small Business RV260P VPN Router with POE
Hardware solutions / Routers & switches, VoIP, GSM, etc
Cisco Small Business RV260W Wireless-AC VPN Router
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Cisco Systems, Inc

Description

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

The vulnerability exists due to improper input validation in the web-based management interface . A remote privileged user can send a specially crafted HTTP request to the affected device and execute arbitrary OS commands on the target system with root privileges.

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

Vulnerable software versions

Cisco Small Business RV160 Series VPN Router: All versions

Cisco Small Business RV160W Wireless-AC VPN Router: All versions

Cisco Small Business RV260 VPN Router: All versions

Cisco Small Business RV260P VPN Router with POE: All versions

Cisco Small Business RV260W Wireless-AC VPN Router: All versions

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External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-cmd-exe-n47kJQLE
http://bst.cloudapps.cisco.com/bugsearch/bug/CSCwd62514

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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.