CVE-2021-40855

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://github.com/eu-digital-green-certificates/dgc-overview/security/advisories/GHSA-xcvc-p4fw-qmcj Third Party Advisory
https://www.consilium.europa.eu/en/policies/coronavirus/eu-digital-covid-certificate/ Product Vendor Advisory
https://github.com/eu-digital-green-certificates/dgc-overview/security/advisories/GHSA-xcvc-p4fw-qmcj Third Party Advisory
https://www.consilium.europa.eu/en/policies/coronavirus/eu-digital-covid-certificate/ Product Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:europa:technical_specifications_for_digital_covid_certificates:*:*:*:*:*:*:*:*
History

21 Nov 2024, 06:24

Type Values Removed Values Added
References () https://github.com/eu-digital-green-certificates/dgc-overview/security/advisories/GHSA-xcvc-p4fw-qmcj - Third Party Advisory () https://github.com/eu-digital-green-certificates/dgc-overview/security/advisories/GHSA-xcvc-p4fw-qmcj - Third Party Advisory
References () https://www.consilium.europa.eu/en/policies/coronavirus/eu-digital-covid-certificate/ - Product, Vendor Advisory () https://www.consilium.europa.eu/en/policies/coronavirus/eu-digital-covid-certificate/ - Product, Vendor Advisory

27 Jan 2022, 18:45

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : 7.5
v3 : 9.8
CWE CWE-295
CPE cpe:2.3:a:europa:technical_specifications_for_digital_covid_certificates:*:*:*:*:*:*:*:*
References (MISC) https://github.com/eu-digital-green-certificates/dgc-overview/security/advisories/GHSA-xcvc-p4fw-qmcj - (MISC) https://github.com/eu-digital-green-certificates/dgc-overview/security/advisories/GHSA-xcvc-p4fw-qmcj - Third Party Advisory
References (MISC) https://www.consilium.europa.eu/en/policies/coronavirus/eu-digital-covid-certificate/ - (MISC) https://www.consilium.europa.eu/en/policies/coronavirus/eu-digital-covid-certificate/ - Product, Vendor Advisory

21 Jan 2022, 16:15

Type Values Removed Values Added
New CVE
Information

Published : 2022-01-21 16:15

Updated : 2024-11-21 06:24

NVD link : CVE-2021-40855

Mitre link : CVE-2021-40855

CVE.ORG link : CVE-2021-40855

JSON object : View

Products Affected

europa

  • technical_specifications_for_digital_covid_certificates
CWE
CWE-295

Improper Certificate Validation