CVE-2019-5271

What it is

There is an information leak vulnerability in Huawei smart speaker Myna. When the smart speaker is paired with the cloud through Wi-Fi, the speaker incorrectly processes some data. Attackers can exploit this vulnerability to read and modify specific configurations of speakers through a series of operations.

At a glance

Exploitability

Can be exploited from the same network segment without logging in. Limited direct impact.

Exploit odds

0.3% chance of exploitation in the next 30 days (EPSS).

Fix

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

Timeline

1. 2019-11-29 21:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 02:37 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.3% in the next 30 days (EPSS).
• Severity: 5.4 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2019-11-29 21:15 UTC

Last modified

2026-06-17 02:37 UTC

Exploit probability

0.3% · EPSS, next 30 days

Record status

Modified

Affected

• Huawei Myna Firmware 9.0.1.9\(h100sp6c00\)
• Huawei Myna Firmware 9.0.1.10\(h100sp5c00\)
• Huawei Myna Firmware 9.0.1.10\(h100sp8c00\)
• Huawei Myna Firmware 9.0.1.10\(h100sp10c00\)
• Huawei Myna Firmware 9.0.1.10\(h100sp11c00\)
• Huawei Myna Firmware 9.0.1.10\(h100sp12c00\)

Attack profile CVSS 3.1 · 5.4

Attack vector

Adjacent network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Is it in your code?

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