CVE-2020-15522

MEDIUM

5.9

Description

Bouncy Castle BC Java before 1.66, BC C# .NET before 1.8.7, BC-FJA before 1.0.1.2, 1.0.2.1, and BC-FNA before 1.0.1.1 have a timing issue within the EC math library that can expose information about the private key when an attacker is able to observe timing information for the generation of multiple deterministic ECDSA signatures.

Details CVE

Score CVSS v3.15.9

SeveriteMEDIUM

Vecteur CVSSCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Vecteur d'attaqueNETWORK

ComplexiteHIGH

Privileges requisNONE

Interaction utilisateurNONE

Publie5/20/2021

Derniere modification7/17/2025

Sourcenvd

Observations honeypot0

Produits affectes

bouncycastle:bc-csharpbouncycastle:bouncy_castle_fips_.net_apibouncycastle:fips_java_apibouncycastle:the_bouncy_castle_crypto_package_for_java

Faiblesses (CWE)

CWE-362

References

https://github.com/bcgit/bc-csharp/wiki/CVE-2020-15522(cve@mitre.org)

https://github.com/bcgit/bc-java/wiki/CVE-2020-15522(cve@mitre.org)

https://security.netapp.com/advisory/ntap-20210622-0007/(cve@mitre.org)

https://www.bouncycastle.org/releasenotes.html(cve@mitre.org)

https://github.com/bcgit/bc-csharp/wiki/CVE-2020-15522(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/bcgit/bc-java/wiki/CVE-2020-15522(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20210622-0007/(af854a3a-2127-422b-91ae-364da2661108)

https://www.bouncycastle.org/releasenotes.html(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

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