CVE-2021-22565: Insufficient Granularity of Access Control in GAEN Notification Server
First published: Tue Nov 09 2021(Updated: )
An attacker could prematurely expire a verification code, making it unusable by the patient, making the patient unable to upload their TEKs to generate exposure notifications. We recommend upgrading the Exposure Notification server to V1.1.2 or greater.
Credit: cve-coordination@google.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Google Exposure Notifications Verification Server | <1.1.2 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-22565?
CVE-2021-22565 has a medium severity rating as it impacts patient usability of the verification code.
How do I fix CVE-2021-22565?
To fix CVE-2021-22565, upgrade the Google Exposure Notification Verification Server to version 1.1.2 or greater.
What software is affected by CVE-2021-22565?
CVE-2021-22565 affects the Google Exposure Notification Verification Server versions prior to 1.1.2.
What does CVE-2021-22565 allow an attacker to do?
CVE-2021-22565 allows an attacker to prematurely expire a verification code, preventing patients from uploading their TEKs.
Who should be concerned about CVE-2021-22565?
Organizations using the Google Exposure Notification Verification Server should be concerned about CVE-2021-22565 due to its potential impact on patient exposure notifications.
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