What is CVE-2020-9109?

CVE-2020-9109 is an information disclosure vulnerability found in several smartphones, specifically Huawei Mate 20 and Mate 20 X devices, as well as Huawei P30 Pro, Laya-al00ep, Tony-al00b, and Tony-tl00b devices.

How does CVE-2020-9109 exploit work?

To exploit CVE-2020-9109, the attacker needs to gain certain information in the victim's smartphone to launch the attack, as the device does not sufficiently validate the identity of a smart wearable device in a specific scenario.

What is the severity of CVE-2020-9109?

CVE-2020-9109 has a severity rating of 4.6 (medium).

How can I fix CVE-2020-9109?

To fix CVE-2020-9109, it is recommended to update the affected Huawei smartphones to the latest firmware version provided by the manufacturer.

Where can I find more information about CVE-2020-9109?

You can find more information about CVE-2020-9109 on the Huawei Security Advisories page at https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200930-01-dos-en.

Vulnerability/
CVE-2020-9109

medium

4.6

CWE

287

12/10/2020

21/7/2021

CVE-2020-9109

First published: Mon Oct 12 2020(Updated: )

There is an information disclosure vulnerability in several smartphones. The device does not sufficiently validate the identity of smart wearable device in certain specific scenario, the attacker need to gain certain information in the victim's smartphone to launch the attack, and successful exploit could cause information disclosure.Affected product versions include:HUAWEI Mate 20 versions earlier than 10.1.0.160(C00E160R3P8),versions earlier than 10.1.0.160(C01E160R2P8);HUAWEI Mate 20 X versions earlier than 10.1.0.160(C00E160R2P8),versions earlier than 10.1.0.160(C01E160R2P8);HUAWEI P30 Pro versions earlier than 10.1.0.160(C00E160R2P8);Laya-AL00EP versions earlier than 10.1.0.160(C786E160R3P8);Tony-AL00B versions earlier than 10.1.0.160(C00E160R2P11);Tony-TL00B versions earlier than 10.1.0.160(C01E160R2P11).

Credit: psirt@huawei.com

Affected Software	Affected Version	How to fix
Huawei Mate 20 Firmware	<10.1.0.160\(c00e160r3p8\)
HUAWEI Mate 20
Huawei Mate 20 Firmware	<10.1.0.160\(c01e160r2p8\)
Huawei Mate 20 X Firmware	<10.1.0.160\(c00e160r2p8\)
HUAWEI Mate 20 X
Huawei Mate 20 X Firmware	<10.1.0.160\(c01e160r2p8\)
Huawei P30 Pro Firmware	<10.1.0.160\(c00e160r2p8\)
HUAWEI P30 Pro
Huawei Laya-al00ep Firmware	<10.1.0.160\(c786e160r3p8\)
Huawei Laya-al00ep
Huawei Tony-al00b Firmware	<10.1.0.160\(c00e160r2p11\)
Huawei Tony-al00b
Huawei Tony-tl00b Firmware	<10.1.0.160\(c01e160r2p11\)
Huawei Tony-tl00b

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Reference Links

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200930-01-dos-en

Frequently Asked Questions

What is CVE-2020-9109?
CVE-2020-9109 is an information disclosure vulnerability found in several smartphones, specifically Huawei Mate 20 and Mate 20 X devices, as well as Huawei P30 Pro, Laya-al00ep, Tony-al00b, and Tony-tl00b devices.
How does CVE-2020-9109 exploit work?
To exploit CVE-2020-9109, the attacker needs to gain certain information in the victim's smartphone to launch the attack, as the device does not sufficiently validate the identity of a smart wearable device in a specific scenario.
What is the severity of CVE-2020-9109?
CVE-2020-9109 has a severity rating of 4.6 (medium).
How can I fix CVE-2020-9109?
To fix CVE-2020-9109, it is recommended to update the affected Huawei smartphones to the latest firmware version provided by the manufacturer.
Where can I find more information about CVE-2020-9109?
You can find more information about CVE-2020-9109 on the Huawei Security Advisories page at https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200930-01-dos-en.