CVE-2021-0466

Name: CVE-2021-0466
Creator: NVD / NIST
Published: 2021-06-11T17:15:09.57+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.44%

Last modified Jun 17, 2026

CVE-2021-0466 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. In startIpClient of ClientModeImpl.java, there is a possible identifier which could be used to track a device. This could lead to remote information disclosure to a proximal attacker, with no additional execution privileges needed. EPSS estimates a 1.44% chance of exploitation in the next 30 days.

Description

In startIpClient of ClientModeImpl.java, there is a possible identifier which could be used to track a device. This could lead to remote information disclosure to a proximal attacker, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10Android ID: A-154114734

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.44%

69.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-330

Affected Software

Vendor	Product	Versions
Google	Android	10.0

References

https://source.android.com/security/bulletin/2021-05-01Patch, Vendor Advisory
https://source.android.com/security/bulletin/2021-05-01Patch, Vendor Advisory

Timeline

Published: Jun 11, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-0466?

How severe is CVE-2021-0466?

CVE-2021-0466 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.44% probability of exploitation in the next 30 days.

How do I fix CVE-2021-0466?

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-2021-0466?

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

Scan your code now

Source: NVD / NIST