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CVE-2023-20118Cisco Small Business RV Series Routers Command Injection Vulnerability

A vulnerability in the web-based management interface of Cisco Small Business Routers RV016, RV042, RV042G, RV082, RV320, and RV325 Routers could allow an authenticated, remote attacker to execute arbitrary commands on an affected device. This vulnerability is due to improper validation of user input within incoming HTTP packets. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web-based management interface. A successful exploit could allow the attacker to gain root-level privileges and access unauthorized data. To exploit this vulnerability, an attacker would need to have valid administrative credentials on the affected device. Cisco has not and will not release software updates that address this vulnerability. However, administrators may disable the affected feature as described in the Workarounds ["#workarounds"] section. {{value}} ["%7b%7bvalue%7d%7d"])}]]

7.2 HIGHEPSS 54.10%⚡ Known Exploited (CISA KEV)NVD: Analyzed

Overview

Severity

ScoreSeverityVersionVector String
7.2HIGH3.1NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
6.5MEDIUM3.1cisco (CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

CISA required action

⚡ Known exploited · remediation due Mar 24, 2025

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Details

CVE ID
CVE-2023-20118
Status
Analyzed
Assigner (CNA)
cisco
Published
Apr 13, 2023
Last modified
2026-06-17 05:29 UTC
Weaknesses
  • CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 12:11 UTC.