How severe is CVE-2020-9203?

CVE-2020-9203 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2020-9203 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-9203?

CVE-2020-9203 affects Huawei P30 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-9203?

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

When was CVE-2020-9203 published?

CVE-2020-9203 was published on 2021-01-13 and last updated on 2026-06-17.

CVE-2020-9203

CVE-2020-9203 is a low-severity vulnerability in Huawei P30 Firmware with a CVSS 3.x base score of 3.3. 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-400.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
CVSS v2: 2.1
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Huawei P30 Firmware
Published: 2021-01-13
Last modified: 2026-06-17

Description

There is a resource management errors vulnerability in Huawei P30. Local attackers construct broadcast message for some application, causing this application to send this broadcast message and impact the customer's use experience.

Frequently asked questions

What is CVE-2020-9203?: There is a resource management errors vulnerability in Huawei P30. Local attackers construct broadcast message for some application, causing this application to send this broadcast message and impact the customer's use experience.
How severe is CVE-2020-9203?: CVE-2020-9203 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2020-9203 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-9203?: CVE-2020-9203 affects Huawei P30 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-9203?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-9203 published?: CVE-2020-9203 was published on 2021-01-13 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20201230-01-resourcemanagement-en

Affected products (1)

cpe:2.3:o:huawei:p30_firmware:*:*:*:*:*:*:*:*

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