TI-2021-01326 Aliases CVE-2021-1602 GHSA-cp25-9m7h-7j49

Cisco Small Business RV160 and RV260 Series VPN Routers Remote Command Execution Vulnerability

MEDIUM 52CWE-78Published 2021-08-04 · Updated 2024-11-07

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-78.

Summary

A vulnerability in the web-based management interface of Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers could allow an unauthenticated, remote attacker to execute arbitrary commands on the underlying operating system of an affected device. This vulnerability is due to insufficient user input validation. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface. A successful exploit could allow the attacker to execute arbitrary commands on an affected device using root-level privileges. Due to the nature of the vulnerability, only commands without parameters can be executed.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.02033 81st percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

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 · 6

CPE	Versions	Role	Vendor
cpe:2.3:o:cisco:small_business_rv_series_router_firmware::::::::	before 1.0.01.04	Vulnerable	Cisco
cpe:2.3:h:cisco:small_business_rv160:-:::::::*	not specified by NVD	Running on	Cisco
cpe:2.3:h:cisco:small_business_rv160w:-:::::::*	not specified by NVD	Running on	Cisco
cpe:2.3:h:cisco:small_business_rv260:-:::::::*	not specified by NVD	Running on	Cisco
cpe:2.3:h:cisco:small_business_rv260p:-:::::::*	not specified by NVD	Running on	Cisco
cpe:2.3:h:cisco:small_business_rv260w:-:::::::*	not specified by NVD	Running on	Cisco

cpe:2.3:o:cisco:small_business_rv_series_router_firmware:*:*:*:*:*:*:*:* Versions before 1.0.01.04 Vulnerable ·Cisco
cpe:2.3:h:cisco:small_business_rv160:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
cpe:2.3:h:cisco:small_business_rv160w:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
cpe:2.3:h:cisco:small_business_rv260:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
cpe:2.3:h:cisco:small_business_rv260p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
cpe:2.3:h:cisco:small_business_rv260w:-:*:*:*:*:*:*:* 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-2021-1602
2026-10-03 Alias added: GHSA-cp25-9m7h-7j49

References

Advisory 1

20210804 Cisco Small Business RV160 and RV260 Series VPN Routers Remote Command Execution Vulnerability

TI-2021-01332 Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Web Management Vulnerabilities CVSS 3.1CRITICAL 9.8
TI-2021-01333 Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Web Management Vulnerabilities CVSS 3.1CRITICAL 9.8
TI-2024-13314 Cisco Network Services Orchestrator Configuration Update Authorization Bypass Vulnerability CVSS 3.1HIGH 8.8
TI-2017-04379 Access control flaw in Cisco CVR100W Wireless-N VPN Router CVSS 3.0MEDIUM 5.8

Sources

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