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CVE-2025-5623

D-Link DIR-816 qosClassifier stack-based overflow

Published: Jun 5, 2025Updated: Jun 6, 2025 Sources: CVE List NVD BDUCWE-119
NVD MITRE
9.8CVSSCRITICAL
EPSS Score
11.9%
Top 4.4%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-119CWE-121CWE-787

Affected Products

DIR-816D-LinkNetworking Infrastructure
dir-816 firmwaredlinkNetworking Infrastructure
DIR-618D-Link Corp.Networking Infrastructure
d-linkcommercialTWNetworking Infrastructure
dlinkcommercialTWNetworking Infrastructure
d-link corp.commercialTWNetworking Infrastructureaka d-link corporation, d-link international

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://vuldb.com/?id.311109
vuldb.com
https://vuldb.com/?ctiid.311109
vuldb.com
https://vuldb.com/?submit.589224
vuldb.com
and 4 more references View all →

Timeline

Published
Jun 5, 2025
Last Updated
Jun 6, 2025

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