How severe is CVE-2020-9104?

CVE-2020-9104 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2020-9104 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-9104?

CVE-2020-9104 affects Huawei P30 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-9104?

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

When was CVE-2020-9104 published?

CVE-2020-9104 was published on 2020-08-21 and last updated on 2026-06-17.

CVE-2020-9104

CVE-2020-9104 is a medium-severity vulnerability in Huawei P30 Firmware with a CVSS 3.x base score of 4.3. 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-401.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 3.3
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-401
Affected product: Huawei P30 Firmware
Published: 2020-08-21
Last modified: 2026-06-17

Description

HUAWEI P30 smartphones with Versions earlier than 10.1.0.123(C431E22R2P5),Versions earlier than 10.1.0.123(C432E22R2P5),Versions earlier than 10.1.0.126(C10E7R5P1),Versions earlier than 10.1.0.126(C185E4R7P1),Versions earlier than 10.1.0.126(C461E7R3P1),Versions earlier than 10.1.0.126(C605E19R1P3),Versions earlier than 10.1.0.126(C636E7R3P4),Versions earlier than 10.1.0.128(C635E3R2P4),Versions earlier than 10.1.0.160(C00E160R2P11),Versions earlier than 10.1.0.160(C01E160R2P11) have a denial of service vulnerability. In specific scenario, due to the improper resource management and memory leak of some feature, the attacker could exploit this vulnerability to cause the device reset.

Frequently asked questions

What is CVE-2020-9104?: HUAWEI P30 smartphones with Versions earlier than 10.1.0.123(C431E22R2P5),Versions earlier than 10.1.0.123(C432E22R2P5),Versions earlier than 10.1.0.126(C10E7R5P1),Versions earlier than 10.1.0.126(C185E4R7P1),Versions earlier than 10.1.0.126(C461E7R3P1),Versions earlier than 10.1.0.126(C605E19R1P3),Versions earlier than 10.1.0.126(C636E7R3P4),Versions earlier than 10.1.0.128(C635E3R2P4),Versions earlier than 10.1.0.160(C00E160R2P11),Versions earlier than 10.1.0.160(C01E160R2P11) have a denial of service vulnerability. In specific scenario, due to the improper resource management and memory leak of some feature, the attacker could exploit this vulnerability to cause the device reset.
How severe is CVE-2020-9104?: CVE-2020-9104 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2020-9104 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-9104?: CVE-2020-9104 affects Huawei P30 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-9104?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-9104 published?: CVE-2020-9104 was published on 2020-08-21 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200819-01-smartphonedos-en

Affected products (1)

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

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