How severe is CVE-2022-48254?

CVE-2022-48254 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-48254 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-48254?

CVE-2022-48254 affects Huawei Leia-b29 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-48254?

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

When was CVE-2022-48254 published?

CVE-2022-48254 was published on 2023-02-27 and last updated on 2026-06-17.

CVE-2022-48254

CVE-2022-48254 is a medium-severity vulnerability in Huawei Leia-b29 Firmware with a CVSS 3.x base score of 4.6. 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 4.6)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Huawei Leia-b29 Firmware
Published: 2023-02-27
Last modified: 2026-06-17

Description

There is a data processing error vulnerability in Leia-B29 2.0.0.49(M03). Successful exploitation could bypass lock screen authentication.

Frequently asked questions

What is CVE-2022-48254?: There is a data processing error vulnerability in Leia-B29 2.0.0.49(M03). Successful exploitation could bypass lock screen authentication.
How severe is CVE-2022-48254?: CVE-2022-48254 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-48254 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-48254?: CVE-2022-48254 affects Huawei Leia-b29 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-48254?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-48254 published?: CVE-2022-48254 was published on 2023-02-27 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/2023/huawei-sa-dpeviahb-44e16f60-en

Affected products (1)

cpe:2.3:o:huawei:leia-b29_firmware:leia-b29_2.0.0.49\(m03\):*:*:*:*:*:*:*

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