// For flags

CVE-2023-20025

 

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

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.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
None
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2022-10-27 CVE Reserved
  • 2023-01-19 CVE Published
  • 2023-04-30 First Exploit
  • 2025-03-12 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-20: Improper Input Validation
  • CWE-293: Using Referer Field for Authentication
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Cisco
Search vendor "Cisco"
 Rv016 Firmware
Search vendor "Cisco" for product "Rv016 Firmware"
--
Affected
in Cisco
Search vendor "Cisco"
 Rv016
Search vendor "Cisco" for product "Rv016"
--
Safe
Cisco
Search vendor "Cisco"
 Rv042 Firmware
Search vendor "Cisco" for product "Rv042 Firmware"
--
Affected
in Cisco
Search vendor "Cisco"
 Rv042
Search vendor "Cisco" for product "Rv042"
--
Safe
Cisco
Search vendor "Cisco"
 Rv042g Firmware
Search vendor "Cisco" for product "Rv042g Firmware"
--
Affected
in Cisco
Search vendor "Cisco"
 Rv042g
Search vendor "Cisco" for product "Rv042g"
--
Safe
Cisco
Search vendor "Cisco"
 Rv082 Firmware
Search vendor "Cisco" for product "Rv082 Firmware"
--
Affected
in Cisco
Search vendor "Cisco"
 Rv082
Search vendor "Cisco" for product "Rv082"
--
Safe