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CVE-2025-70239 - Vulnerability Analysis

CriticalCVSS: 9.8

Last Updated: March 4, 2026

D-Link DIR-513 - Buffer Overflow

Published: March 3, 2026Updated: March 4, 2026PoC AvailableRemote Exploitable

Overview

D-Link DIR-513 v1.10 contains a stack buffer overflow caused by improper handling of the curTime parameter in goform/formSetWAN_Wizard55, letting remote attackers cause memory corruption, exploit requires crafted request.

Severity & Score

Severity: Critical

CVSS Score: 9.8

Impact

Remote attackers can cause memory corruption, potentially leading to denial of service or remote code execution.

Mitigation

Update to the latest firmware version.

References

https://github.com/akuma-QAQ/CVEreport/tree/main/D-link/CVE-2025-70239
https://www.dlink.com.cn/techsupport/ProductInfo.aspx?m=DIR-513
https://www.dlink.com/en/security-bulletin/

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2025-70239
Severity: Critical
CVSS Score: 9.8
Type: buffer_overflow
Status: confirmed

CWE

CWE-787

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H