How severe is CVE-2020-0336?

CVE-2020-0336 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-0336 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-0336?

CVE-2020-0336 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-0336?

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

When was CVE-2020-0336 published?

CVE-2020-0336 was published on 2020-09-17 and last updated on 2026-06-17.

CVE-2020-0336

CVE-2020-0336 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-787.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 4.6
EPSS exploit prediction: 0% (6th 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 SurfaceFlinger, there is possible memory corruption due to type confusion. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-153467444

Frequently asked questions

What is CVE-2020-0336?: In SurfaceFlinger, there is possible memory corruption due to type confusion. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-153467444
How severe is CVE-2020-0336?: CVE-2020-0336 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-0336 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-0336?: CVE-2020-0336 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-0336?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-0336 published?: CVE-2020-0336 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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