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CVE-2025-5623

9.8 · CRITICAL

A vulnerability was found in D-Link DIR-816 1.10CNB05.

Published Jun 5, 2025CWE-119EPSS 18.53%

Overview

CVE-2025-5623 is a critical-severity vulnerability. It was published on June 5, 2025 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

A vulnerability was found in D-Link DIR-816 1.10CNB05. It has been classified as critical. This affects the function qosClassifier of the file /goform/qosClassifier. The manipulation of the argument dip_address/sip_address leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

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

GitHubgithub.com/wudipjq/my_vuln/blob/main/D-Link5/vuln_51/51.mdRefvuldb.com/?ctiid.311109Refvuldb.com/?id.311109Refvuldb.com/?submit.589224Refwww.dlink.com/GitHubgithub.com/wudipjq/my_vuln/blob/main/D-Link5/vuln_51/51.md

How CyberStrike helps

Frequently asked questions

What is CVE-2025-5623?

CVE-2025-5623 is a critical-severity vulnerability. It was published on June 5, 2025 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2025-5623?

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-2025-5623?

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-2025-5623?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-5623 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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