Monitor vulnerabilities like this one.
Sign up free to get alerted when software you use is affected.
7.4
D-Link DIR-513: Remote Attack Can Crash the Router
CVE-2026-3978
Summary
Some D-Link DIR-513 routers, running version 1.10, are vulnerable to a remote attack that can crash the device. This means the router may stop working, and you won't be able to access the internet. To protect yourself, update your router to the latest version, if available, or consider replacing it if an update is not available.
Original title
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 ...
Original 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.
nvd CVSS2.0
9.0
nvd CVSS3.1
8.8
nvd CVSS4.0
7.4
Vulnerability type
CWE-119
Buffer Overflow
CWE-121
Stack-based Buffer Overflow
Published: 12 Mar 2026 · Updated: 13 Mar 2026 · First seen: 12 Mar 2026