CVE-2021-40855

The EU Technical Specifications for Digital COVID Certificates before 1.1 mishandle certificate governance. A non-production public key certificate could have been used in production.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 49%
VendorProductVersion
europatechnical_specifications_for_digital_covid_certificates
𝑥
< 1.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/eu-digital-green-certificates/dgc-overview/security/advisories/GHSA-xcvc-p4fw-qmcj
https://www.consilium.europa.eu/en/policies/coronavirus/eu-digital-covid-certificate/
https://github.com/eu-digital-green-certificates/dgc-overview/security/advisories/GHSA-xcvc-p4fw-qmcj
https://www.consilium.europa.eu/en/policies/coronavirus/eu-digital-covid-certificate/