CVE-2025-52222

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.

Score

CVSS 3.1 7.5 High

Status

Analyzed - cve@mitre.org

Published

2026-04-08

Last modified

2026-04-10

Weaknesses

CWE-120

Affected products

• Di-8003 Firmware (Dlink)
• Di-8003g Firmware (Dlink)
• Di-8004w Firmware (Dlink)
• Di-8100 Firmware (Dlink)
• Di-8100g Firmware (Dlink)
• Di-8200 Firmware (Dlink)
• Di-8200g Firmware (Dlink)
• Di-8400 Firmware (Dlink)
• Di-8500 Firmware (Dlink)

References

• https://github.com/xiaotea/iot-vulnerability-collection/blob/main/README.md
• https://www.dlink.com/en/security-bulletin/