CVE-2020-9109

Name: CVE-2020-9109
Creator: NVD / NIST
Published: 2020-10-12T14:15:14.34+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.6/10EPSS 0.22%

Last modified Jun 17, 2026

CVE-2020-9109 is a medium-severity vulnerability rated 4.6/10 on the CVSS scale. 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).. EPSS estimates a 0.22% chance of exploitation in the next 30 days.

Description

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).

Metrics

CVSS 3.1

4.6/10

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.22%

12.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Huawei	Mate 20 Firmware	< 10.1.0.160\(c00e160r3p8\)
Huawei	Mate 20 Firmware	< 10.1.0.160\(c01e160r2p8\)
Huawei	Mate 20 X Firmware	< 10.1.0.160\(c00e160r2p8\)
Huawei	Mate 20 X Firmware	< 10.1.0.160\(c01e160r2p8\)
Huawei	P30 Pro Firmware	< 10.1.0.160\(c00e160r2p8\)
Huawei	Laya-Al00ep Firmware	< 10.1.0.160\(c786e160r3p8\)
Huawei	Tony-Al00b Firmware	< 10.1.0.160\(c00e160r2p11\)
Huawei	Tony-Tl00b Firmware	< 10.1.0.160\(c01e160r2p11\)

References

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

Timeline

Published: Oct 12, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-9109?

How severe is CVE-2020-9109?

CVE-2020-9109 has a CVSS score of 4.6/10 (MEDIUM severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.

How do I fix CVE-2020-9109?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-9109?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST