How severe is CVE-2020-1801?

CVE-2020-1801 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-1801 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-1801?

CVE-2020-1801 primarily affects Huawei Mate 30 Pro Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-1801?

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

When was CVE-2020-1801 published?

CVE-2020-1801 was published on 2020-04-10 and last updated on 2026-06-17.

CVE-2020-1801

CVE-2020-1801 is a medium-severity vulnerability in Huawei Mate 30 Pro Firmware with a CVSS 3.x base score of 5.5. 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-287.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Huawei Mate 30 Pro Firmware
Published: 2020-04-10
Last modified: 2026-06-17

Description

There is an improper authentication vulnerability in several smartphones. Certain function interface in the system does not sufficiently validate the caller's identity in certain share scenario, successful exploit could cause information disclosure. Affected product versions include:Mate 30 Pro versions Versions earlier than 10.0.0.205(C00E202R7P2);Mate 30 versions Versions earlier than 10.0.0.205(C00E201R7P2).

Frequently asked questions

What is CVE-2020-1801?: There is an improper authentication vulnerability in several smartphones. Certain function interface in the system does not sufficiently validate the caller's identity in certain share scenario, successful exploit could cause information disclosure. Affected product versions include:Mate 30 Pro versions Versions earlier than 10.0.0.205(C00E202R7P2);Mate 30 versions Versions earlier than 10.0.0.205(C00E201R7P2).
How severe is CVE-2020-1801?: CVE-2020-1801 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-1801 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-1801?: CVE-2020-1801 primarily affects Huawei Mate 30 Pro Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-1801?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-1801 published?: CVE-2020-1801 was published on 2020-04-10 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200408-01-smartphone-en

Affected products (2)

cpe:2.3:o:huawei:mate_30_pro_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:mate_30_firmware:*:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →