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CVE-2025-70220 - Vulnerability Analysis

CriticalCVSS: 9.8

Last Updated: March 5, 2026

D-Link DIR-513 - Buffer Overflow

Published: March 4, 2026Updated: March 5, 2026Remote Exploitable

Overview

D-Link DIR-513 v1.10 contains a stack buffer overflow caused by improper handling of the curTime parameter in goform/formAutoDetecWAN_wizard4, letting attackers execute arbitrary code remotely, exploit requires crafted request.

Severity & Score

Severity: Critical

CVSS Score: 9.8

EPSS Score: 4.0%(Probability of exploitation in next 30 days)

Impact

Attackers can execute arbitrary code remotely, potentially leading to full system compromise.

Mitigation

Update to the latest firmware version.

References

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Mar 4, 2026

🔴 CVE-2025-70220 - Critical (9.8) Stack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formAutoDetecWAN_wizard4. 🔗 https://www.thehackerwire.com/vulnerability/CVE-2025-70220/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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Related Resources

Details

CVE ID: CVE-2025-70220
Severity: Critical
CVSS Score: 9.8
Type: buffer_overflow
Status: unconfirmed
EPSS: 4.0%
Social Posts: 1

CWE

CWE-121

CVSS Metrics

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

EPSS Score

4.0%Probability of exploitation in the next 30 days