CVE-2023-20025

Published Jan 19, 2023 CVSS 3.1 · 9 Critical EPSS 1.6% KEV · Not listed
Description
A vulnerability in the web-based management interface of Cisco Small Business RV016, RV042, RV042G, and RV082 Routers could allow an unauthenticated, remote attacker to bypass authentication 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 bypass authentication and gain root access on the underlying operating system.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-24204 A vulnerability in the web-based management interface of Cisco Small Business RV042 Series Routers could allow an unauthenticated, remote attacker to bypass authentication on the affected device. This vulnerability is due to incorrect user input validation of incoming HTTP packets. An attacker could exploit this vulnerability by sending crafted requests to the web-based management interface. A successful exploit could allow the attacker to gain root privileges on the affected device.
History
Type Values Removed Values Added
Weaknesses CWE-290
Type Values Removed Values Added
Weaknesses CWE-290
Type Values Removed Values Added
Weaknesses CWE-20
Type Values Removed Values Added
Description A vulnerability in the web-based management interface of Cisco Small Business RV042 Series Routers could allow an unauthenticated, remote attacker to bypass authentication on the affected device. This vulnerability is due to incorrect user input validation of incoming HTTP packets. An attacker could exploit this vulnerability by sending crafted requests to the web-based management interface. A successful exploit could allow the attacker to gain root privileges on the affected device. A vulnerability in the web-based management interface of Cisco Small Business RV016, RV042, RV042G, and RV082 Routers could allow an unauthenticated, remote attacker to bypass authentication 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 bypass authentication and gain root access on the underlying operating system.
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
cisco
Published
Updated
Mar 12, 2025, 4:18 PM
Reserved
Oct 27, 2022, 6:47 PM
Status
Analyzed
Published
Jan 20, 2023, 7:15 AM
Modified
Jun 17, 2026, 5:29 AM