CVE-2014-3936

What it is

Stack-based buffer overflow in the do_hnap function in www/my_cgi.cgi in D-Link DSP-W215 (Rev. A1) with firmware 1.01b06 and earlier, DIR-505 with firmware before 1.08b10, and DIR-505L with firmware 1.01 and earlier allows remote attackers to execute arbitrary code via a long Content-Length header in a GetDeviceSettings action in an HNAP request.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.

Exploit odds

76.6% chance of exploitation in the next 30 days (EPSS). Higher than most.

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2014-06-02 00:00 UTC ReservedThe CVE id was reserved by its CNA
2. 2014-06-02 14:55 UTC PublishedDisclosed publicly on CVE.org and NVD
3. 2026-06-17 00:09 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 76.6% in the next 30 days (EPSS).
• Severity: 10.0 HIGH (CVSS).
• Fix: a patch or advisory is linked.
• It meets the bar for Drop everything: critical, and exploited or very likely to be.

Details

Published

2014-06-02 14:55 UTC

Last modified

2026-06-17 00:09 UTC

Exploit probability

76.6% · EPSS, next 30 days

Weakness

CWE-119 · Buffer errors

Record status

Modified

Affected

• Dlink dir505 Shareport Mobile Companion Firmware ≤ 1.07
• Dlink dir505 Shareport Mobile Companion a1
• Dlink dir505l Shareport Mobile Companion Firmware ≤ 1.01
• Dlink dir-505l Shareport Mobile Companion a1
• Dlink dsp-w215 Firmware ≤ 1.01
• Dlink dsp-w215 a1

Attack profile CVSS 2.0 · 10.0

Attack vector

Network

Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2014-3936.md and follow it. Check whether this project is affected by CVE-2014-3936. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

Copy as ticket · More options · Status badge