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CVE

CWE

Training

CVE-2026-3978

Published: Mar 12, 2026

Modified: Mar 12, 2026

PUBLISHED

CVSS v3.1

8.8

HIGH

Description

A vulnerability was detected in D-Link DIR-513 1.10. The impacted element is an unknown function of the file /goform/formEasySetupWizard3. The manipulation of the argument wan_connected results in stack-based buffer overflow. The attack can be launched remotely. The exploit is now public and may be used.

Vendor	Product	Versions
D-Link	DIR-513	affected `1.10`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

VDB-350413 | D-Link DIR-513 formEasySetupWizard3 stack-based overflow

vdb-entry

technical-description

VDB-350413 | CTI Indicators (IOB, IOC, IOA)

signature

permissions-required

Submit #769586 | D-Link DIR-513 1.10 Stack-based Buffer Overflow

third-party-advisory

https://github.com/Litengzheng/vul_db/blob/main/Dir513/vul_21/README.md

exploit

https://www.dlink.com/

product

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