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CVE-2021-37786

MEDIUM

4.6

CVSS Score

Published: September 27, 2021 at 01:52 PM UTC

Updated: June 17, 2026 at 04:01 AM UTC

1 product affected across 1 vendorCovid Certificate

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Severity

MEDIUM4.6

Exploit prediction

EPSS 0.2%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Covid Certificate · Bag

95%

v ≤ 2.2.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCExploitIssue TrackingThird Party Advisory

Source: [email protected]

https://github.com/admin-ch/CovidCertificate-App-iOS/issues/146

CVSS

4.6MEDIUM[email protected]

Attack Vector: PHYSICAL
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: NONE
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-755

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