CveMateVulnerability intelligence

Amazon Aws Libcrypto vulnerabilities

3 vulnerabilities

Known vulnerabilities in Amazon Aws Libcrypto, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.

CVE-2026-3338amazonaws_libcrypto+37mo ago02-03-2026 21:22

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.CVE-2026-3337amazonaws_libcrypto+67mo ago02-03-2026 21:20

Observable timing discrepancy in AES-CCM decryption in AWS-LC allows an unauthenticated user to potentially determine authentication tag validity via timing analysis. The impacted implementations are through the EVP CIPHER API: EVP_aes_128_ccm, EVP_aes_192_ccm, and EVP_aes_256_ccm. Customers of AWS services do not need to take action. Applications using AWS-LC should upgrade to AWS-LC version 1.69.0.CVE-2026-3336amazonaws_libcrypto+37mo ago02-03-2026 21:15

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.