CVE-2018-0127

Name: CVE-2018-0127
Creator: NVD / NIST
Published: 2018-02-08T07:29:00.633+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 77.75%

Last modified Jun 17, 2026

CVE-2018-0127 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability in the web interface of Cisco RV132W ADSL2+ Wireless-N VPN Routers and Cisco RV134W VDSL2 Wireless-AC VPN Routers could allow an unauthenticated, remote attacker to view configuration parameters for an affected device, which could lead to the disclosure of confidential information. The vulnerability is due to the absence of user authentication requirements for certain pages that are part of the web interface and contain confidential information for an affected device. EPSS estimates a 77.75% chance of exploitation in the next 30 days.

Description

A vulnerability in the web interface of Cisco RV132W ADSL2+ Wireless-N VPN Routers and Cisco RV134W VDSL2 Wireless-AC VPN Routers could allow an unauthenticated, remote attacker to view configuration parameters for an affected device, which could lead to the disclosure of confidential information. The vulnerability is due to the absence of user authentication requirements for certain pages that are part of the web interface and contain confidential information for an affected device. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device and examining the HTTP response to the request. A successful exploit could allow the attacker to view configuration parameters, including the administrator password, for the affected device. Cisco Bug IDs: CSCvg92739, CSCvh60172.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

77.75%

99.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Cisco	Rv132w Firmware	1.0.0.1
Cisco	Rv132w Firmware	1.0.1.8
Cisco	Rv134w Firmware	1.0.0.1
Cisco	Rv134w Firmware	1.0.1.8

References

http://www.securityfocus.com/bid/102969Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040345Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180207-rv13x_2Vendor Advisory
http://www.securityfocus.com/bid/102969Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040345Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180207-rv13x_2Vendor Advisory

Timeline

Published: Feb 8, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-0127?

How severe is CVE-2018-0127?

CVE-2018-0127 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 77.75% probability of exploitation in the next 30 days.

How do I fix CVE-2018-0127?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-0127?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST