How severe is CVE-2021-23243?

CVE-2021-23243 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-23243 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-2021-23243?

CVE-2021-23243 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-23243?

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-2021-23243 published?

CVE-2021-23243 was published on 2021-09-27 and last updated on 2026-06-17.

CVE-2021-23243

CVE-2021-23243 is a high-severity vulnerability in Google Android with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Google Android
Published: 2021-09-27
Last modified: 2026-06-17

Description

In Oppo's battery application, the third-party SDK provides the function of loading a third-party Provider, which can be used.

Frequently asked questions

What is CVE-2021-23243?: In Oppo's battery application, the third-party SDK provides the function of loading a third-party Provider, which can be used.
How severe is CVE-2021-23243?: CVE-2021-23243 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-23243 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-2021-23243?: CVE-2021-23243 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-23243?: 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-2021-23243 published?: CVE-2021-23243 was published on 2021-09-27 and last updated on 2026-06-17.

References

https://security.oppo.com/en/noticeDetail?notice_only_key=NOTICE-1437389627236556800

Affected products (1)

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

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