How severe is CVE-2020-0003?

CVE-2020-0003 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-0003 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-0003?

CVE-2020-0003 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-0003?

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

When was CVE-2020-0003 published?

CVE-2020-0003 was published on 2020-01-08 and last updated on 2026-06-17.

CVE-2020-0003

CVE-2020-0003 is a medium-severity vulnerability in Google Android with a CVSS 3.x base score of 6.7. 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-367.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 3.7
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-367
Affected product: Google Android
Published: 2020-01-08
Last modified: 2026-06-17

Description

In onCreate of InstallStart.java, there is a possible package validation bypass due to a time-of-check time-of-use vulnerability. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android Versions: Android-8.0 Android ID: A-140195904

Frequently asked questions

What is CVE-2020-0003?: In onCreate of InstallStart.java, there is a possible package validation bypass due to a time-of-check time-of-use vulnerability. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android Versions: Android-8.0 Android ID: A-140195904
How severe is CVE-2020-0003?: CVE-2020-0003 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-0003 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-0003?: CVE-2020-0003 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-0003?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-0003 published?: CVE-2020-0003 was published on 2020-01-08 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/2020-01-01

Affected products (1)

cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*

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