Buffer overflow in D-Link Dir-513

CVE-2025-8184

A vulnerability was found in D-Link DIR-513 up to 1.10 and classified as critical. This issue affects the function formSetWanL2TPcallback of the file /goform/formSetWanL2TPtriggers of the component HTTP POST Request Handler. The manipulation leads to stack-based buffer overflow. The attack may be initiated 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.

Vulnerability class: Buffer Overflow

EPSS: 0.087 (94.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-8184?
CVE-2025-8184 is a high-severity vulnerability in D-Link Dir-513, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-07-26.
How severe is CVE-2025-8184?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2025-8184 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.