CVE-2021-4438

Name: CVE-2021-4438
Creator: NVD / NIST
Published: 2024-04-07T09:15:07.98+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.26%

Last modified Jun 17, 2026

CVE-2021-4438 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. A vulnerability, which was classified as critical, has been found in kyivstarteam react-native-sms-user-consent up to 1.1.4 on Android. Affected by this issue is the function registerReceiver of the file android/src/main/java/ua/kyivstar/reactnativesmsuserconsent/SmsUserConsentModule.kt. EPSS estimates a 0.26% chance of exploitation in the next 30 days.

Description

A vulnerability, which was classified as critical, has been found in kyivstarteam react-native-sms-user-consent up to 1.1.4 on Android. Affected by this issue is the function registerReceiver of the file android/src/main/java/ua/kyivstar/reactnativesmsuserconsent/SmsUserConsentModule.kt. The manipulation leads to improper export of android application components. Attacking locally is a requirement. Upgrading to version 1.1.5 is able to address this issue. The name of the patch is 5423dcb0cd3e4d573b5520a71fa08aa279e4c3c7. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-259508.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS Probability

0.26%

17.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-926

Affected Software

Vendor	Product	Versions
Kyivstar	React Native Sms User Consent	<= 1.1.4

References

https://github.com/kyivstarteam/react-native-sms-user-consent/commit/5423dcb0cd3e4d573b5520a71fa08aa279e4c3c7Patch
https://github.com/kyivstarteam/react-native-sms-user-consent/pull/4Patch
https://github.com/kyivstarteam/react-native-sms-user-consent/releases/tag/1.1.5Release Notes
https://vuldb.com/?ctiid.259508Third Party Advisory, VDB Entry
https://vuldb.com/?id.259508Third Party Advisory, VDB Entry
https://github.com/kyivstarteam/react-native-sms-user-consent/commit/5423dcb0cd3e4d573b5520a71fa08aa279e4c3c7Patch
https://github.com/kyivstarteam/react-native-sms-user-consent/pull/4Patch
https://github.com/kyivstarteam/react-native-sms-user-consent/releases/tag/1.1.5Release Notes
https://vuldb.com/?ctiid.259508Third Party Advisory, VDB Entry
https://vuldb.com/?id.259508Third Party Advisory, VDB Entry

Timeline

Published: Apr 7, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2021-4438?

How severe is CVE-2021-4438?

CVE-2021-4438 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.

How do I fix CVE-2021-4438?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-4438?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST