Stack Buffer Overflow Vulnerability in D-Link DIR-513 Router
CVE-2025-70220

9.8CRITICAL

Key Information:

Vendor

D-Link
Status
DIR-513
Vendor
CVE Published:
4 March 2026

What is CVE-2025-70220?

A stack buffer overflow vulnerability exists in the D-Link DIR-513 router, specifically through the 'curTime' parameter in the 'goform/formAutoDetecWAN_wizard4' endpoint. This vulnerability could potentially allow an attacker to execute arbitrary code or cause a denial of service by sending specially crafted requests to the affected device, highlighting the importance of implementing security measures and keeping firmware updated.

References

https://www.dlink.com/en/security-bulletin/
https://www.dlink.com.cn/techsupport/ProductInfo.aspx?m=D...
https://github.com/akuma-QAQ/CVEreport/tree/main/D-link/C...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.