How severe is CVE-2019-5252?

CVE-2019-5252 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-2019-5252 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5252?

CVE-2019-5252 primarily affects Huawei Enjoy 8 Plus Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-5252?

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

When was CVE-2019-5252 published?

CVE-2019-5252 was published on 2019-12-14 and last updated on 2026-06-17.

CVE-2019-5252

CVE-2019-5252 is a low-severity vulnerability in Huawei Enjoy 8 Plus 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-287.

Key facts

Severity: Low (CVSS 3.x base score 3.5)
CVSS v2: 3.6
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Huawei Enjoy 8 Plus Firmware
Published: 2019-12-14
Last modified: 2026-06-17

Description

There is an improper authentication vulnerability in Huawei smartphones (Y9, Honor 8X, Honor 9 Lite, Honor 9i, Y6 Pro). The applock does not perform a sufficient authentication in a rare condition. Successful exploit could allow the attacker to use the application locked by applock in an instant.

Frequently asked questions

What is CVE-2019-5252?: There is an improper authentication vulnerability in Huawei smartphones (Y9, Honor 8X, Honor 9 Lite, Honor 9i, Y6 Pro). The applock does not perform a sufficient authentication in a rare condition. Successful exploit could allow the attacker to use the application locked by applock in an instant.
How severe is CVE-2019-5252?: CVE-2019-5252 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-2019-5252 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5252?: CVE-2019-5252 primarily affects Huawei Enjoy 8 Plus Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-5252?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-5252 published?: CVE-2019-5252 was published on 2019-12-14 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191204-01-smartphone-en

Affected products (6)

cpe:2.3:o:huawei:enjoy_8_plus_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:y9_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:honor_8x_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:honor_9_lite_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:honor_9i_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:y6_pro_firmware:*:*:*:*:*:*:*:*

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