Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Arbitrary File Upload 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-434.
Summary
A vulnerability in the web-based management interface of Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an unauthenticated, remote attacker to upload arbitrary files to an affected device. This vulnerability is due to insufficient authorization enforcement mechanisms in the context of file uploads. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to upload arbitrary files to the affected device.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
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 Small Business RV Series Router Firmware | all versions | — | No fix listed | CNA |
- Cisco Small Business RV Series Router Firmware VendorCisco Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:rv340_firmware:*:*:*:*:*:*:*:* | up to 1.0.03.29 | Vulnerable | Cisco |
| cpe:2.3:h:cisco:rv340:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:o:cisco:rv340w_firmware:*:*:*:*:*:*:*:* | up to 1.0.03.29 | Vulnerable | Cisco |
| cpe:2.3:h:cisco:rv340w:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:o:cisco:rv345_firmware:*:*:*:*:*:*:*:* | up to 1.0.03.29 | Vulnerable | Cisco |
| cpe:2.3:h:cisco:rv345:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:o:cisco:rv345p_firmware:*:*:*:*:*:*:*:* | up to 1.0.03.29 | Vulnerable | Cisco |
| cpe:2.3:h:cisco:rv345p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
- cpe:2.3:o:cisco:rv340_firmware:*:*:*:*:*:*:*:* Versions up to 1.0.03.29 Vulnerable ·Cisco
- cpe:2.3:h:cisco:rv340:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:o:cisco:rv340w_firmware:*:*:*:*:*:*:*:* Versions up to 1.0.03.29 Vulnerable ·Cisco
- cpe:2.3:h:cisco:rv340w:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:o:cisco:rv345_firmware:*:*:*:*:*:*:*:* Versions up to 1.0.03.29 Vulnerable ·Cisco
- cpe:2.3:h:cisco:rv345:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:o:cisco:rv345p_firmware:*:*:*:*:*:*:*:* Versions up to 1.0.03.29 Vulnerable ·Cisco
- cpe:2.3:h:cisco:rv345p:-:*:*:*:*:*:*:* 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-2023-20073
- 2026-10-03 Alias added: GHSA-w538-44mp-m2cm
References
More Cisco Rv340 Firmware vulnerabilities
- TI-2025-23504 Erlang/OTP SSH Vulnerable to Pre-Authentication RCE KEVCVSS 3.1CRITICAL 10.0
- TI-2022-05267 Cisco Small Business RV Series Routers Vulnerabilities KEVCVSS 3.1CRITICAL 10.0
- TI-2022-05262 Cisco Small Business RV Series Routers Vulnerabilities KEVCVSS 3.1CRITICAL 10.0
- TI-2022-05260 Cisco Small Business RV Series Routers Vulnerabilities KEVCVSS 3.1CRITICAL 10.0
- TI-2022-05259 Cisco Small Business RV Series Routers Vulnerabilities KEVCVSS 3.1CRITICAL 10.0
- TI-2022-05258 Cisco Small Business RV Series Routers Vulnerabilities KEVCVSS 3.1CRITICAL 10.0
Sources
- CVE-2023-20073 · CVE Program
- CVE-2023-20073 · NVD
- FIRST EPSS
- GHSA-w538-44mp-m2cm · 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