How severe is CVE-2020-0321?

CVE-2020-0321 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-0321 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-0321?

CVE-2020-0321 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-0321?

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-2020-0321 published?

CVE-2020-0321 was published on 2020-09-17 and last updated on 2026-06-17.

CVE-2020-0321

CVE-2020-0321 is a high-severity vulnerability in Google Android with a CVSS 3.x base score of 8.8. 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-787.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Google Android
Published: 2020-09-17
Last modified: 2026-06-17

Description

In the mp3 extractor, there is a possible out of bounds write due to uninitialized data. This could lead to remote code execution with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-155171907

Frequently asked questions

What is CVE-2020-0321?: In the mp3 extractor, there is a possible out of bounds write due to uninitialized data. This could lead to remote code execution with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-155171907
How severe is CVE-2020-0321?: CVE-2020-0321 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-0321 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-0321?: CVE-2020-0321 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-0321?: 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-2020-0321 published?: CVE-2020-0321 was published on 2020-09-17 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/android-11

Affected products (1)

cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*

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