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CVE-2018-17777

9.8 · CRITICAL

An issue was discovered on D-Link DVA-5592 A1_WI_20180823 devices.

Published Dec 18, 2018CWE-287EPSS 1.87%

Overview

CVE-2018-17777 is a critical-severity vulnerability. It was published on December 18, 2018 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

An issue was discovered on D-Link DVA-5592 A1_WI_20180823 devices. If the PIN of the page "/ui/cbpc/login" is the default Parental Control PIN (0000), it is possible to bypass the login form by editing the path of the cookie "sid" generated by the page. The attacker will have access to the router control panel with administrator privileges.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.gubello.me/blog/router-dlink-dva-5592-authentication-bypass/Refwww.gubello.me/blog/router-dlink-dva-5592-authentication-bypass/

How CyberStrike helps

Frequently asked questions

What is CVE-2018-17777?

CVE-2018-17777 is a critical-severity vulnerability. It was published on December 18, 2018 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2018-17777?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2018-17777?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2018-17777?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2018-17777 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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