How severe is CVE-2021-46892?

CVE-2021-46892 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-46892 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-46892?

CVE-2021-46892 primarily affects Huawei Emui. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-46892?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-46892 published?

CVE-2021-46892 was published on 2023-07-06 and last updated on 2026-06-17.

CVE-2021-46892

CVE-2021-46892 is a high-severity vulnerability in Huawei Emui with a CVSS 3.x base score of 7.5. 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-701.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-701
Affected product: Huawei Emui
Published: 2023-07-06
Last modified: 2026-06-17

Description

Encryption bypass vulnerability in Maintenance mode. Successful exploitation of this vulnerability may affect service confidentiality.

Frequently asked questions

What is CVE-2021-46892?: Encryption bypass vulnerability in Maintenance mode. Successful exploitation of this vulnerability may affect service confidentiality.
How severe is CVE-2021-46892?: CVE-2021-46892 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-46892 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-46892?: CVE-2021-46892 primarily affects Huawei Emui. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-46892?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-46892 published?: CVE-2021-46892 was published on 2023-07-06 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:huawei:emui:12.0.0:*:*:*:*:*:*:*
cpe:2.3:o:huawei:harmonyos:2.0.0:*:*:*:*:*:*:*

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