CVE-2020-0454

Name: CVE-2020-0454
Creator: NVD / NIST
Published: 2020-11-10T13:15:13.053+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.23%

Last modified Jun 17, 2026

CVE-2020-0454 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In callCallbackForRequest of ConnectivityService.java, there is a possible permission bypass due to a missing permission check. This could lead to local information disclosure of the current SSID with User execution privileges needed. EPSS estimates a 0.23% chance of exploitation in the next 30 days.

Description

In callCallbackForRequest of ConnectivityService.java, there is a possible permission bypass due to a missing permission check. This could lead to local information disclosure of the current SSID with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9Android ID: A-161370134

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.23%

13.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Google	Android	9.0

References

https://source.android.com/security/bulletin/2020-11-01Vendor Advisory
https://www.usenix.org/conference/usenixsecurity19/presentation/reardonThird Party Advisory
https://www.usenix.org/system/files/sec19-reardon.pdfExploit, Third Party Advisory
https://source.android.com/security/bulletin/2020-11-01Vendor Advisory
https://www.usenix.org/conference/usenixsecurity19/presentation/reardonThird Party Advisory
https://www.usenix.org/system/files/sec19-reardon.pdfExploit, Third Party Advisory

Timeline

Published: Nov 10, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-0454?

How severe is CVE-2020-0454?

CVE-2020-0454 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.

How do I fix CVE-2020-0454?

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-2020-0454?

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

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Source: NVD / NIST