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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
9.8CRITICAL
NVD MITRE
EPSS Score
13.3%
Top 4.0%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

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

D-Link Corp.
commercial·TWaka dlink, d-link corporation, d-link international
dir-816 firmware
Networking Infrastructure
DIR-618
Networking Infrastructure
D-Link
commercial·TW
DIR-816
Networking Infrastructure

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
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://github.com/wudipjq/my_vuln/blob/main/D-Link5/vuln_51/51.md
github.com
https://vuldb.com/?ctiid.311109
vuldb.com
https://vuldb.com/?id.311109
vuldb.com
and 4 more references View all →

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