CVE-2019-19823

What it is

A certain router administration interface (that includes Realtek APMIB 0.11f for Boa 0.94.14rc21) stores cleartext administrative passwords in flash memory and in a file. This affects TOTOLINK A3002RU through 2.0.0, A702R through 2.1.3, N301RT through 2.1.6, N302R through 3.4.0, N300RT through 3.4.0, N200RE through 4.0.0, N150RT through 3.4.0, and N100RE through 3.4.0; Rutek RTK 11N AP through 2019-12-12; Sapido GR297n through 2019-12-12; CIK TELECOM MESH ROUTER through 2019-12-12; KCTVJEJU Wireless AP through 2019-12-12; Fibergate FGN-R2 through 2019-12-12; Hi-Wifi MAX-C300N through 2019-12-12; HCN MAX-C300N through 2019-12-12; T-broad GN-866ac through 2019-12-12; Coship EMTA AP through 2019-12-12; and IO-Data WN-AC1167R through 2019-12-12.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of data exposure.

Exploit odds

6.4% chance of exploitation in the next 30 days (EPSS).

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2019-12-16 00:00 UTC ReservedThe CVE id was reserved by its CNA
2. 2020-01-27 18:15 UTC PublishedDisclosed publicly on CVE.org and NVD
3. 2026-06-17 02:27 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 6.4% in the next 30 days (EPSS).
• Severity: 7.5 HIGH (CVSS).
• Fix: none linked yet, which raises it.

Details

Published

2020-01-27 18:15 UTC

Last modified

2026-06-17 02:27 UTC

Exploit probability

6.4% · EPSS, next 30 days

Weakness

CWE-522

Record status

Modified

Affected

• Totolink a3002ru Firmware ≤ 2.0.0
• Totolink a702r Firmware ≤ 2.1.3
• Totolink n302r Firmware ≤ 3.4.0
• Totolink n300rt Firmware ≤ 3.4.0
• Totolink n200re Firmware ≤ 4.0.0
• Totolink n150rt Firmware ≤ 3.4.0
• Totolink n100re Firmware ≤ 3.4.0
• Realtek Rtk 11n Ap Firmware ≤ 2019-12-12

Attack profile CVSS 3.1 · 7.5

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

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-2019-19823.md and follow it. Check whether this project is affected by CVE-2019-19823. 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