CVE-2021-39659

Name: CVE-2021-39659
Creator: NVD / NIST
Published: 2022-01-14T20:15:11.29+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.11%

Last modified Jun 17, 2026

CVE-2021-39659 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In sortSimPhoneAccountsForEmergency of CreateConnectionProcessor.java, there is a possible prevention of access to emergency calling due to an unhandled exception. In rare instances, this could lead to local denial of service with User execution privileges needed. EPSS estimates a 0.11% chance of exploitation in the next 30 days.

Description

In sortSimPhoneAccountsForEmergency of CreateConnectionProcessor.java, there is a possible prevention of access to emergency calling due to an unhandled exception. In rare instances, this could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-208267659

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.11%

1.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-755

Affected Software

Vendor	Product	Versions
Google	Android	10.0
Google	Android	11.0
Google	Android	12.0

References

https://source.android.com/security/bulletin/2022-01-01Vendor Advisory
https://source.android.com/security/bulletin/2022-01-01Vendor Advisory

Timeline

Published: Jan 14, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-39659?

How severe is CVE-2021-39659?

CVE-2021-39659 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.11% probability of exploitation in the next 30 days.

How do I fix CVE-2021-39659?

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-2021-39659?

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

Scan your code now

Source: NVD / NIST