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Actively exploited · Published Jan 24, 2019 · Assigned by cisco

CVE-2019-1652Cisco Small Business RV320 and RV325 Routers Command Injection Vulnerability

High 7.2 Exploited

In plain English

A high-severity improper input validation in Cisco Small Business RV Series Router Firmware from Cisco. Attackers are actively exploiting it in the wild (listed by CISA on March 3, 2022). The chance it is exploited in the next 30 days is estimated at 95.9% (higher than 99.9% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit, public proof-of-concept code. Apply updates per vendor instructions.

Severity (CVSS 3.0)7.2High
Exploit odds (30 days)95.9%top 0.1% of all CVEs
Exploited in the wildYesCISA KEV since Mar 3, 2022
Attack tooling2Metasploit, Public PoC

CISA guidance

Apply updates per vendor instructions.

Federal agencies must remediate by Mar 17, 2022.

Official description

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.

Affected products (as reported)

VendorProductVersions
Cisco Cisco Small Business RV Series Router Firmware n/a

Weakness: CWE-20 · Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References