CVE-2021-25373

HIGH

7.8

CVSS Score

Published: April 9, 2021 at 05:37 PM UTC

Updated: June 17, 2026 at 03:41 AM UTC

1 product affected across 1 vendorCustomization Service· also runs on 1 platform

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Severity

HIGH7.8

Exploit prediction

EPSS 0.2%

Description

Using unsafe PendingIntent in Customization Service prior to version 2.2.02.1 in Android O(8.x), 2.4.03.0 in Android P(9.0), 2.7.02.1 in Android Q(10.0) and 2.9.01.1 in Android R(11.0) allows local attackers to perform unauthorized action without permission via hijacking the PendingIntent.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Customization Service · Samsung

95%

v < 2.2.02.1v < 2.4.03.0v < 2.7.02.1v < 2.9.01.1Android O(8.x) ≤ v < 2.2.02.1Android P(9.0) ≤ v < 2.4.03.0Android Q(10.0) ≤ v < 2.7.02.1Android R(11.0) ≤ v < 2.9.01.1Android O(8.x)Android P(9.0)Android Q(10.0)Android R(11.0)

Affected range stops below 2.2.02.1, so it looks safe — our inference, not a vendor statement

Affected range stops below 2.4.03.0, so it looks safe — our inference, not a vendor statement

Affected range stops below 2.7.02.1, so it looks safe — our inference, not a vendor statement

Affected range stops below 2.9.01.1, so it looks safe — our inference, not a vendor statement

google-android (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Android · Google

95%

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

x_refsource_MISCx_refsource_CONFIRMVendor Advisory

Source: [email protected]

https://security.samsungmobile.com/

x_refsource_CONFIRMx_refsource_MISCVendor Advisory

Source: [email protected]

https://security.samsungmobile.com/serviceWeb.smsb

CVSS

7.8HIGH[email protected]

Attack Vector: LOCAL
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-285NVD-CWE-noinfo

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