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CVE-2017-3191

9.8 · CRITICAL

D-Link DIR-130 firmware version 1.23 and DIR-330 firmware version 1.12 are vulnerable to authentication bypass of the remote login page.

Published Dec 16, 2017CWE-294EPSS 62.53%

Overview

CVE-2017-3191 is a critical-severity vulnerability. It was published on December 16, 2017 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.0 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

D-Link DIR-130 firmware version 1.23 and DIR-330 firmware version 1.12 are vulnerable to authentication bypass of the remote login page. A remote attacker that can access the remote management login page can manipulate the POST request in such a manner as to access some administrator-only pages such as tools_admin.asp without credentials.

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

Refexchange.xforce.ibmcloud.com/vulnerabilities/123293Refwww.kb.cert.org/vuls/id/553503Refwww.scmagazine.com/d-link-dir-130-and-dir-330-routers-vulnerable/article/644553/Refwww.wilderssecurity.com/threads/d-link-dir-130-and-dir-330-are-vulnerable-to-authentication-bypass-and-do-not-protect-credentials.392703/Refexchange.xforce.ibmcloud.com/vulnerabilities/123293Refwww.kb.cert.org/vuls/id/553503Refwww.scmagazine.com/d-link-dir-130-and-dir-330-routers-vulnerable/article/644553/Refwww.wilderssecurity.com/threads/d-link-dir-130-and-dir-330-are-vulnerable-to-authentication-bypass-and-do-not-protect-credentials.392703/

How CyberStrike helps

Frequently asked questions

What is CVE-2017-3191?

CVE-2017-3191 is a critical-severity vulnerability. It was published on December 16, 2017 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

How severe is CVE-2017-3191?

This vulnerability has a CVSS 3.0 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-2017-3191?

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-2017-3191?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2017-3191 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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