CVE-2019-9125

9.8 CRITICAL 3% exploit odds No fix listed Auth & access Network gear

What it is

An issue was discovered on D-Link DIR-878 1.12B01 devices. Because strncpy is misused, there is a stack-based buffer overflow vulnerability that does not require authentication via the HNAP_AUTH HTTP header.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 3.0% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2019-02-24 00:00 UTC ReservedThe CVE id was reserved by its CNA
2019-02-25 05:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 02:43 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 3.0% in the next 30 days (EPSS).
Severity: 9.8 CRITICAL (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2019-02-25 05:29 UTC
Last modified: 2026-06-17 02:43 UTC
Exploit probability: 3.0% · EPSS, next 30 days
Weakness: CWE-306 · Missing authentication
Record status: Modified

Affected

D-Link dir-878 Firmware 1.12b01

Attack profile CVSS 3.0 · 9.8

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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-2019-9125.md and follow it. Check whether this project is affected by CVE-2019-9125. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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References

NVD record · CVE.org record