CVE-2025-52222
D-Link Radius ASP Buffer Overflow DoS
Description
D-Link DI-8003 v16.07.26A1, DI-8500 v16.07.26A1; DI-8003G v17.12.21A1, DI-8200G v17.12.20A1, DI-8200 v16.07.26A1, DI-8400 v16.07.26A1, DI-8004w v16.07.26A1, DI-8100 v16.07.26A1, and DI-8100G v17.12.20A1 were discovered to contain a buffer overflow via the rd_en, rd_auth, rd_acct, http_hadmin, http_hadminpwd, rd_key, and rd_ip parameters in the radius_asp function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
INFO
Published Date :
April 8, 2026, 6:24 p.m.
Last Modified :
April 14, 2026, 3:45 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2025-52222
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | ||||
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update firmware on affected D-Link devices.
- Apply vendor-provided security patches.
- Validate successful firmware installation.
Public PoC/Exploit Available at Github
CVE-2025-52222 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-52222.
| URL | Resource |
|---|---|
| https://github.com/xiaotea/iot-vulnerability-collection/blob/main/README.md | Third Party Advisory |
| https://www.dlink.com/en/security-bulletin/ | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-52222 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-52222
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
A collection of publicly disclosed IoT and router vulnerabilities with assigned CVE IDs.
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-52222 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-52222 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Apr. 14, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Added CPE Configuration AND OR *cpe:2.3:o:dlink:di-8100_firmware:16.07.26a1:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:di-8100:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:dlink:di-8100g_firmware:17.12.20a1:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:di-8100g:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:dlink:di-8004w_firmware:16.07.26a1:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:di-8004w:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:dlink:di-8003g_firmware:17.12.21a1:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:di-8003g:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:dlink:di-8003_firmware:16.07.26a1:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:di-8003:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:dlink:di-8500_firmware:16.07.26a1:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:di-8500:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:dlink:di-8200g_firmware:17.12.20a1:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:di-8200g:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:dlink:di-8200_firmware:16.07.26a1:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:di-8200:a1:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:dlink:di-8400_firmware:16.07.26a1:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:di-8400:a1:*:*:*:*:*:*:* Added Reference Type MITRE: https://github.com/xiaotea/iot-vulnerability-collection/blob/main/README.md Types: Third Party Advisory Added Reference Type MITRE: https://www.dlink.com/en/security-bulletin/ Types: Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Apr. 10, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Added CWE CWE-120 -
New CVE Received by [email protected]
Apr. 08, 2026
Action Type Old Value New Value Added Description D-Link DI-8003 v16.07.26A1, DI-8500 v16.07.26A1; DI-8003G v17.12.21A1, DI-8200G v17.12.20A1, DI-8200 v16.07.26A1, DI-8400 v16.07.26A1, DI-8004w v16.07.26A1, DI-8100 v16.07.26A1, and DI-8100G v17.12.20A1 were discovered to contain a buffer overflow via the rd_en, rd_auth, rd_acct, http_hadmin, http_hadminpwd, rd_key, and rd_ip parameters in the radius_asp function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request. Added Reference https://github.com/xiaotea/iot-vulnerability-collection/blob/main/README.md Added Reference https://www.dlink.com/en/security-bulletin/