How severe is CVE-2019-15453?

CVE-2019-15453 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-15453 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-15453?

CVE-2019-15453 affects Samsung Galaxy J4 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-15453?

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-2019-15453 published?

CVE-2019-15453 was published on 2019-11-14 and last updated on 2026-06-17.

CVE-2019-15453

CVE-2019-15453 is a high-severity vulnerability in Samsung Galaxy J4 Firmware with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Samsung Galaxy J4 Firmware
Published: 2019-11-14
Last modified: 2026-06-17

Description

The Samsung J4 Android device with a build fingerprint of samsung/j4lteub/j4lte:8.0.0/R16NW/J400MUBS2ASC2:user/release-keys contains a pre-installed app with a package name of com.samsung.android.themecenter app (versionCode=7000000, versionName=7.0.0.0) that allows other pre-installed apps to perform app installation via an accessible app component. This capability can be accessed by any pre-installed app on the device which can obtain signatureOrSystem permissions that are required by other other pre-installed apps that exported their capabilities to other pre-installed app.

Frequently asked questions

What is CVE-2019-15453?: The Samsung J4 Android device with a build fingerprint of samsung/j4lteub/j4lte:8.0.0/R16NW/J400MUBS2ASC2:user/release-keys contains a pre-installed app with a package name of com.samsung.android.themecenter app (versionCode=7000000, versionName=7.0.0.0) that allows other pre-installed apps to perform app installation via an accessible app component. This capability can be accessed by any pre-installed app on the device which can obtain signatureOrSystem permissions that are required by other other pre-installed apps that exported their capabilities to other pre-installed app.
How severe is CVE-2019-15453?: CVE-2019-15453 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-15453 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-15453?: CVE-2019-15453 affects Samsung Galaxy J4 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-15453?: 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-2019-15453 published?: CVE-2019-15453 was published on 2019-11-14 and last updated on 2026-06-17.

References

https://www.kryptowire.com/android-firmware-2019/

Affected products (1)

cpe:2.3:o:samsung:galaxy_j4_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Samsung Galaxy J4 Firmware

CVE-2019-15454 — High (CVSS 7.8): The Samsung J4 Android device with a build fingerprint of samsung/j4lteub/j4lte:8.0.0/R16NW/J400MUBU2ARL4:user/release-k…

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