Cisco RV110W and RV215W Series Routers Arbitrary Code Execution Vulnerability
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
A vulnerability in the web-based management interface of Cisco RV110W Wireless-N VPN Firewall and Cisco RV215W Wireless-N VPN Router could allow an unauthenticated, remote attacker to execute arbitrary code on an affected device. The vulnerability is due to improper validation of user-supplied input data by the web-based management interface. An attacker could exploit this vulnerability by sending crafted requests to a targeted device. A successful exploit could allow the attacker to execute arbitrary code with the privileges of the root user.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Cisco | Cisco RV110W Wireless-N VPN Firewall Firmware | all versions | — | No fix listed | CNA |
- Cisco RV110W Wireless-N VPN Firewall Firmware VendorCisco Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:rv110w_wireless-n_vpn_firewall_firmware:*:*:*:*:*:*:*:* | before 1.2.2.8 | Vulnerable | Cisco |
| cpe:2.3:h:cisco:rv110w_wireless-n_vpn_firewall:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:o:cisco:rv215w_wireless-n_vpn_router_firmware:*:*:*:*:*:*:*:* | before 1.3.1.7 | Vulnerable | Cisco |
| cpe:2.3:h:cisco:rv215w_wireless-n_vpn_router:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
- cpe:2.3:o:cisco:rv110w_wireless-n_vpn_firewall_firmware:*:*:*:*:*:*:*:* Versions before 1.2.2.8 Vulnerable ·Cisco
- cpe:2.3:h:cisco:rv110w_wireless-n_vpn_firewall:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:o:cisco:rv215w_wireless-n_vpn_router_firmware:*:*:*:*:*:*:*:* Versions before 1.3.1.7 Vulnerable ·Cisco
- cpe:2.3:h:cisco:rv215w_wireless-n_vpn_router:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-3331
- 2026-10-03 Alias added: GHSA-7prw-wc7c-g95v
References
More Cisco Rv110w Wireless-n Vpn Firewall Firmware vulnerabilities
- TI-2021-13729 Stack-based buffer overflow in Cisco Small Business RV Series Router Firmware CVSS 3.1CRITICAL 9.8
- TI-2020-02879 Memory corruption in Cisco Small Business RV Series Router Firmware CVSS 3.1CRITICAL 9.8
- TI-2020-02882 Cisco Small Business RV110W Wireless-N VPN Firewall Static Default Credential Vulnerability CVSS 3.1CRITICAL 9.8
- TI-2016-01286 The web-based management interface on Cisco RV110W devices with firmware before 1.2.1.7… CVSS 3.0CRITICAL 9.8
- TI-2020-02708 Cisco RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote Command Execution Multiple Vulnerabilities CVSS 3.1HIGH 8.8
- TI-2020-02884 Cisco Small Business RV110W, RV130, RV130W, and RV215W Series Routers Command Shell Injection Vulnerability CVSS 3.1HIGH 8.8
Sources
- CVE-2020-3331 · CVE Program
- CVE-2020-3331 · NVD
- FIRST EPSS
- GHSA-7prw-wc7c-g95v · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences