CVE-2020-15522

MEDIUM

5.9

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.15.9

SeveridadeMEDIUM

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

Vetor de ataqueNETWORK

ComplexidadeHIGH

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado5/20/2021

Ultima modificacao7/17/2025

Fontenvd

Avistamentos honeypot0

Produtos afetados

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

Fraquezas (CWE)

CWE-362

Referencias

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)

Correlacoes IOC

Sem correlacoes registradas

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