CVE DATABASE / CVE-2019-1652
CVE-2019-1652
Cisco Small Business Routers Improper Input Validation Vulnerability
Confirmed exploited in the wild. Added 2022-03-03.
Federal remediation due 2022-03-17.
Required action: Apply updates per vendor instructions.
Summary
A vulnerability in the web-based management interface of Cisco Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers could allow an authenticated, remote attacker with administrative privileges on an affected device to execute arbitrary commands. The vulnerability is due to improper validation of user-supplied input. An attacker could exploit this vulnerability by sending malicious HTTP POST requests to the web-based management interface of an affected device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying Linux shell as root. Cisco has released firmware updates that address this vulnerability.
CVSS 3.1 breakdown
| Base score | 7.2 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | HIGH |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Weakness type (CWE)
Affected products
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References
- http://packetstormsecurity.com/files/152262/Cisco-RV320-Command-Injection.html
- http://packetstormsecurity.com/files/152305/Cisco-RV320-RV325-Unauthenticated-Remote-Code-Execution.html
- http://seclists.org/fulldisclosure/2019/Mar/61
- http://www.securityfocus.com/bid/106728
- https://seclists.org/bugtraq/2019/Mar/55
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190123-rv-inject
- https://www.exploit-db.com/exploits/46243/
- https://www.exploit-db.com/exploits/46655/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-1652
Data: NIST NVD + CISA KEV. NVD last modified 2025-10-28. Always verify against the vendor advisory before acting.