CVE-2025-5623
9.8
CRITICAL · CVSS 3.1 · EPSS 18.5% (pctl 97)
Patch early
EPSS 18.5% — above the 10% action threshold.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 18.53% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2025-06-05 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| dlink | dir-816 |
| dlink | dir-816 firmware |
References
→ the Explorer · watch your stack · NVD