CVE Vulnerability

CVE-2021-22565

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.

5.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References
Link Resource
https://github.com/google/exposure-notifications-verification-server/releases/tag/v1.1.2 Patch Release Notes
https://github.com/google/exposure-notifications-verification-server/security/advisories/GHSA-wx8q-rgfr-cf6v Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:google:exposure_notification_verification_server:*:*:*:*:*:*:*:*
Information

Published : 2021-12-09 01:15

Updated : 2022-10-25 04:20

NVD link : CVE-2021-22565

Mitre link : CVE-2021-22565

Products Affected
No products.
CWE
NVD-CWE-Other