How severe is CVE-2021-25484?

CVE-2021-25484 has a CVSS 3.x base score of 4.0, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2021-25484 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-2021-25484?

CVE-2021-25484 primarily affects Google Android. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-25484?

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

When was CVE-2021-25484 published?

CVE-2021-25484 was published on 2021-10-06 and last updated on 2026-06-17.

CVE-2021-25484

CVE-2021-25484 is a medium-severity vulnerability in Google Android with a CVSS 3.x base score of 4.0. 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-287.

Key facts

Severity: Medium (CVSS 3.x base score 4.0)
CVSS v2: 2.1
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Google Android
Published: 2021-10-06
Last modified: 2026-06-17

Description

Improper authentication in InputManagerService prior to SMR Oct-2021 Release 1 allows monitoring the touch event.

Frequently asked questions

What is CVE-2021-25484?: Improper authentication in InputManagerService prior to SMR Oct-2021 Release 1 allows monitoring the touch event.
How severe is CVE-2021-25484?: CVE-2021-25484 has a CVSS 3.x base score of 4.0, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-25484 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-2021-25484?: CVE-2021-25484 primarily affects Google Android. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-25484?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-25484 published?: CVE-2021-25484 was published on 2021-10-06 and last updated on 2026-06-17.

References

https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10

Affected products (3)

cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*

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