How severe is CVE-2020-9211?

CVE-2020-9211 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-9211 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-9211?

CVE-2020-9211 affects Huawei Mate 30 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-9211?

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

Does CVE-2020-9211 have an EU (EUVD) identifier?

Yes. CVE-2020-9211 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-30040.

When was CVE-2020-9211 published?

CVE-2020-9211 was published on 2024-12-27 and last updated on 2026-06-17.

CVE-2020-9211

CVE-2020-9211 is a medium-severity vulnerability in Huawei Mate 30 Firmware with a CVSS 3.x base score of 6.4. 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-125.

Key facts

Severity: Medium (CVSS 3.x base score 6.4)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2020-30040
Weakness: CWE-125
Affected product: Huawei Mate 30 Firmware
Published: 2024-12-27
Last modified: 2026-06-17

Description

There is an out-of-bound read and write vulnerability in Huawei smartphone. A module dose not verify the input sufficiently. Attackers can exploit this vulnerability by modifying some configuration to cause out-of-bound read and write, causing denial of service. (Vulnerability ID: HWPSIRT-2020-05103) This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9211.

Frequently asked questions

What is CVE-2020-9211?: There is an out-of-bound read and write vulnerability in Huawei smartphone. A module dose not verify the input sufficiently. Attackers can exploit this vulnerability by modifying some configuration to cause out-of-bound read and write, causing denial of service. (Vulnerability ID: HWPSIRT-2020-05103) This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9211.
How severe is CVE-2020-9211?: CVE-2020-9211 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-9211 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-9211?: CVE-2020-9211 affects Huawei Mate 30 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-9211?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2020-9211 have an EU (EUVD) identifier?: Yes. CVE-2020-9211 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-30040.
When was CVE-2020-9211 published?: CVE-2020-9211 was published on 2024-12-27 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/2021/huawei-sa-20210106-01-smartphone-en

Affected products (1)

cpe:2.3:o:huawei:mate_30_firmware:10.1.0.126\(c00e125r5p3\):*:*:*:*:*:*:*

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