How severe is CVE-2021-1008?

CVE-2021-1008 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-1008 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-1008?

CVE-2021-1008 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-1008?

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

When was CVE-2021-1008 published?

CVE-2021-1008 was published on 2021-12-15 and last updated on 2026-06-17.

CVE-2021-1008

CVE-2021-1008 is a medium-severity vulnerability in Google Android with a CVSS 3.x base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
CVSS v2: 2.1
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Google Android
Published: 2021-12-15
Last modified: 2026-06-17

Description

In addSubInfo of SubscriptionController.java, there is a possible way to force the user to make a factory reset due to a logic error in the code. This could lead to local denial of service with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197327688

Frequently asked questions

What is CVE-2021-1008?: In addSubInfo of SubscriptionController.java, there is a possible way to force the user to make a factory reset due to a logic error in the code. This could lead to local denial of service with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197327688
How severe is CVE-2021-1008?: CVE-2021-1008 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-1008 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-1008?: CVE-2021-1008 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-1008?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-1008 published?: CVE-2021-1008 was published on 2021-12-15 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/pixel/2021-12-01

Affected products (1)

cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*

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