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CVE-2026-3338

HIGH CVSS: 7.5 Published: 2026-03-02 Modified: 2026-07-15

Description

Improper signature validation in PKCS7_verify() in AWS-LC allows an unauthenticated user to bypass signature verification when processing PKCS7 objects with Authenticated Attributes. Customers of AWS services do not need to take action. Applications using AWS-LC should upgrade to AWS-LC version 1.69.0.

Affected Platforms

Amazon Aws LibcryptoAmazon Aws-Lc-Sys

Weakness Type

CWE-347, CWE-347

References