How severe is CVE-2020-9143?

CVE-2020-9143 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-9143 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-9143?

CVE-2020-9143 primarily affects Huawei Emui. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-9143?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-9143 published?

CVE-2020-9143 was published on 2021-01-13 and last updated on 2026-06-17.

CVE-2020-9143

CVE-2020-9143 is a medium-severity vulnerability in Huawei Emui with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Huawei Emui
Published: 2021-01-13
Last modified: 2026-06-17

Description

There is a missing authentication vulnerability in some Huawei smartphone.Successful exploitation of this vulnerability may lead to low-sensitive information exposure.

Frequently asked questions

What is CVE-2020-9143?: There is a missing authentication vulnerability in some Huawei smartphone.Successful exploitation of this vulnerability may lead to low-sensitive information exposure.
How severe is CVE-2020-9143?: CVE-2020-9143 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-9143 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-9143?: CVE-2020-9143 primarily affects Huawei Emui. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-9143?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-9143 published?: CVE-2020-9143 was published on 2021-01-13 and last updated on 2026-06-17.

References

https://consumer.huawei.com/en/support/bulletin/2020/12/

Affected products (9)

cpe:2.3:o:huawei:emui:9.1.0:*:*:*:*:*:*:*
cpe:2.3:o:huawei:emui:9.1.1:*:*:*:*:*:*:*
cpe:2.3:o:huawei:emui:10.0.0:*:*:*:*:*:*:*
cpe:2.3:o:huawei:emui:10.1.0:*:*:*:*:*:*:*
cpe:2.3:o:huawei:emui:10.1.1:*:*:*:*:*:*:*
cpe:2.3:o:huawei:magic_ui:2.1.1:*:*:*:*:*:*:*
cpe:2.3:o:huawei:magic_ui:3.0.0:*:*:*:*:*:*:*
cpe:2.3:o:huawei:magic_ui:3.1.0:*:*:*:*:*:*:*
cpe:2.3:o:huawei:magic_ui:3.1.1:*:*:*:*:*:*:*

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