TI-2021-01200 Aliases CVE-2021-1473 GHSA-gvf7-w4c7-rvrg

Cisco Small Business RV Series Routers Vulnerabilities

HIGH 84CWE-119Published 2021-04-08 · Updated 2024-11-08

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

Multiple vulnerabilities exist in the web-based management interface of Cisco Small Business RV Series Routers. A remote attacker could execute arbitrary commands or bypass authentication and upload files on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.64407 99th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
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::::::::	before 1.0.03.21	Vulnerable	Cisco
cpe:2.3:h:cisco:rv340:-:::::::*	not specified by NVD	Running on	Cisco
cpe:2.3:o:cisco:rv340w_firmware::::::::	before 1.0.03.21	Vulnerable	Cisco
cpe:2.3:h:cisco:rv340w:-:::::::*	not specified by NVD	Running on	Cisco
cpe:2.3:o:cisco:rv345_firmware::::::::	before 1.0.03.21	Vulnerable	Cisco
cpe:2.3:h:cisco:rv345:-:::::::*	not specified by NVD	Running on	Cisco
cpe:2.3:o:cisco:rv345p_firmware::::::::	before 1.0.03.21	Vulnerable	Cisco
cpe:2.3:h:cisco:rv345p:-:::::::*	not specified by NVD	Running on	Cisco

cpe:2.3:o:cisco:rv340_firmware:*:*:*:*:*:*:*:* Versions before 1.0.03.21 Vulnerable ·Cisco
cpe:2.3:h:cisco:rv340:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
cpe:2.3:o:cisco:rv340w_firmware:*:*:*:*:*:*:*:* Versions before 1.0.03.21 Vulnerable ·Cisco
cpe:2.3:h:cisco:rv340w:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
cpe:2.3:o:cisco:rv345_firmware:*:*:*:*:*:*:*:* Versions before 1.0.03.21 Vulnerable ·Cisco
cpe:2.3:h:cisco:rv345:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
cpe:2.3:o:cisco:rv345p_firmware:*:*:*:*:*:*:*:* Versions before 1.0.03.21 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.

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

Advisory · 2021-04-08
Cisco Small Business RV Series Router Firmware — 20210407 Cisco Small Business RV Series Routers Vulnerabilities
2 records Highest priority Priority CRITICAL 1 CRITICAL, 1 HIGH
Other records, highest priority first
- TI-2021-01199 Cisco Small Business RV Series Routers VulnerabilitiesPriority CRITICAL 86
Show all 2 records → Advisory →

Timeline

2026-10-02 Threatist record created from CVE-2021-1473
2026-10-03 Alias added: GHSA-gvf7-w4c7-rvrg

References

Exploit 1

http://packetstormsecurity.com/files/162238/Cisco-RV-Authentication-Bypass-Code-Execution.html

Advisory 2

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

See all 34 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences