Stack Buffer Overflow Vulnerability in D-Link DIR-513 Router
CVE-2025-70221

9.8CRITICAL

Key Information:

Vendor

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

What is CVE-2025-70221?

A stack buffer overflow vulnerability in the D-Link DIR-513 v1.10 router is triggered by improper handling of the 'curTime' parameter during form submissions. This flaw can potentially allow malicious parties to execute arbitrary code, compromising the device and possibly leading to unauthorized access or control over the affected system.

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

.