How severe is CVE-2021-0877?

CVE-2021-0877 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-0877 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-0877?

CVE-2021-0877 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-0877?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-0877 published?

CVE-2021-0877 was published on 2023-05-15 and last updated on 2026-06-17.

CVE-2021-0877

CVE-2021-0877 is a critical-severity vulnerability in Google Android with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Google Android
Published: 2023-05-15
Last modified: 2026-06-17

Description

Product: AndroidVersions: Android SoCAndroid ID: A-273754094

Frequently asked questions

What is CVE-2021-0877?: Product: AndroidVersions: Android SoCAndroid ID: A-273754094
How severe is CVE-2021-0877?: CVE-2021-0877 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-0877 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-0877?: CVE-2021-0877 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-0877?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-0877 published?: CVE-2021-0877 was published on 2023-05-15 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/2023-05-01

Affected products (1)

cpe:2.3:o:google:android:-:*:*:*:*:*:*:*

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