CVE-2021-37786

MEDIUM

COVID Certificate App iOS < 2.2.0 - Denial of Service via Crafted QR Code

Title source: llm
STIX 2.1

Description

Certain Federal Office of Information Technology Systems and Telecommunication FOITT products are affected by improper handling of exceptional conditions. This affects COVID Certificate App IOS 2.2.0 and below affected, patch in progress and COVID Certificate Check App IOS 2.2.0 and below affected, patch in progress. A denial of service (physically proximate) could be caused by scanning a crafted QR code.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/admin-ch/CovidCertificate-App-iOS/issues/146

Scores

CVSS v3 4.6
EPSS 0.0019
EPSS Percentile 8.7%
Attack Vector PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-755
Status published
Products (1)
bag/covid_certificate < 2.2.0
Published Sep 27, 2021
Tracked Since Feb 18, 2026