CVE-2026-3336

HIGH

7.5

Descripcion

Improper certificate validation in PKCS7_verify() in AWS-LC allows an unauthenticated user to bypass certificate chain verification when processing PKCS7 objects with multiple signers, except the final signer. Customers of AWS services do not need to take action. Applications using AWS-LC should upgrade to AWS-LC version 1.69.0.

Detalles CVE

Puntuacion CVSS v3.17.5

SeveridadHIGH

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado3/2/2026

Ultima modificacion3/11/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

amazon:aws-lc-sysamazon:aws_libcrypto

Debilidades (CWE)

CWE-295

Referencias

https://aws.amazon.com/security/security-bulletins/2026-005-AWS/(ff89ba41-3aa1-4d27-914a-91399e9639e5)

https://github.com/aws/aws-lc/releases/tag/v1.69.0(ff89ba41-3aa1-4d27-914a-91399e9639e5)

https://github.com/aws/aws-lc/security/advisories/GHSA-cfwj-9wp5-wqvp(ff89ba41-3aa1-4d27-914a-91399e9639e5)

Correlaciones IOC

Sin correlaciones registradas

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