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CVE-2023-20025

CRITICAL
Published 2023-01-19T01:33:39.023Z
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CVSS Score

V3.1
9.0
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.002
probability
of exploitation in the wild

There is a 0.2% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.470
Higher than 47.0% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Cisco

Cisco Small Business RV Series Router Firmware

Affected Versions:

2.0.0.19-tm 2.0.2.01-tm 1.3.12.19-tm 1.3.12.6-tm 1.3.13.02-tm 1.3.9.8-tm 4.0.0.7 4.0.2.08-tm 4.0.3.03-tm 4.0.4.02-tm 4.2.1.02 4.2.2.08 4.2.3.03 4.2.3.06 4.2.3.07 4.2.3.08 4.2.3.09 4.2.3.10 4.2.3.14 3.0.0.1-tm 3.0.0.19-tm 3.0.2.01-tm 4.1.1.01 4.1.0.02-tm

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed CRITICAL

GHSA-q4cw-h889-p6jj

Advisory Details

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.

CVSS Scoring

CVSS Score

9.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2023-20025
WEB https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sbr042-multi-vuln-ej76Pke5

Advisory provided by GitHub Security Advisory Database. Published: January 20, 2023, Modified: February 1, 2023

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sbr042-multi-vuln-ej76Pke5
Published: 2023-01-19T01:33:39.023Z
Last Modified: 2025-03-12T16:18:58.629Z
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