How severe is CVE-2020-9081?

CVE-2020-9081 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-9081 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-2020-9081?

CVE-2020-9081 primarily affects Huawei Mate 20 Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-9081?

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

Does CVE-2020-9081 have an EU (EUVD) identifier?

Yes. CVE-2020-9081 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-29910.

When was CVE-2020-9081 published?

CVE-2020-9081 was published on 2024-12-27 and last updated on 2026-06-17.

CVE-2020-9081

CVE-2020-9081 is a low-severity vulnerability in Huawei Mate 20 Firmware with a CVSS 3.x base score of 3.5. 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-863.

Key facts

Severity: Low (CVSS 3.x base score 3.5)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2020-29910
Weakness: CWE-863
Affected product: Huawei Mate 20 Firmware
Published: 2024-12-27
Last modified: 2026-06-17

Description

There is an improper authorization vulnerability in some Huawei smartphones. An attacker could perform a series of operation in specific mode to exploit this vulnerability. Successful exploit could allow the attacker to bypass app lock. (Vulnerability ID: HWPSIRT-2019-12144) This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9081.

Frequently asked questions

What is CVE-2020-9081?: There is an improper authorization vulnerability in some Huawei smartphones. An attacker could perform a series of operation in specific mode to exploit this vulnerability. Successful exploit could allow the attacker to bypass app lock. (Vulnerability ID: HWPSIRT-2019-12144) This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9081.
How severe is CVE-2020-9081?: CVE-2020-9081 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-9081 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-2020-9081?: CVE-2020-9081 primarily affects Huawei Mate 20 Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-9081?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2020-9081 have an EU (EUVD) identifier?: Yes. CVE-2020-9081 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-29910.
When was CVE-2020-9081 published?: CVE-2020-9081 was published on 2024-12-27 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/2020/huawei-sa-20200826-15-smartphone-en

Affected products (7)

cpe:2.3:o:huawei:mate_20_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:p30_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:p30_pro_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:princeton-al10d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:yale-al00a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:yale-al50a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:yalep-al10b_firmware:*:*:*:*:*:*:*:*

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Other CWE-863 (Incorrect Authorization) vulnerabilities

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CVE-2026-46595 — Critical (CVSS 10.0): Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of…
CVE-2026-33105 — Critical (CVSS 10.0): Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over…
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Browse all CWE-863 (Incorrect Authorization) vulnerabilities →