5.9Orta
CVE-2026-3337Timing Side-Channel in AES-CCM Tag Verification in AWS-LC
Açıklama
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.
Zayıflık türü (CWE):
CWE-208
Veri: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Bilgiler kaynaktaki haliyle, İngilizce yayımlanır.
Etkilenen ürünler ve sürümler
| Üretici | Ürün | Sürümler | |
|---|---|---|---|
| amazon | aws-lc-fips-sys | 0.13.0 – < 0.13.12 | |
| amazon | aws-lc-sys | 0.14.0 – < 0.38.0 | |
| amazon | aws libcrypto | 1.21.0 – < 1.69.0 | |
| AWS | AWS-LC | 1.21.0 – < 1.69.0 | |
| AWS | AWS-LC-FIPS | 3.0.0 – < 3.2.0 |
Kaynaklar ve yamalar
- https://aws.amazon.com/security/security-bulletins/2026-005-AWS/ vendor-advisoryVendor Advisory
- https://github.com/aws/aws-lc/releases/tag/v1.69.0 patchRelease Notes
- https://github.com/aws/aws-lc/security/advisories/GHSA-frmv-5gcm-jwxh third-party-advisoryVendor Advisory
CPE eşleşmeleri (NVD) (4)
cpe:2.3:a:amazon:aws-lc-fips-sys:*:*:*:*:*:rust:*:*≥ 0.13.0 < 0.13.12cpe:2.3:a:amazon:aws-lc-sys:*:*:*:*:*:rust:*:*≥ 0.14.0 < 0.38.0cpe:2.3:a:amazon:aws_libcrypto:*:*:*:*:*:*:*:*≥ 1.21.0 < 1.69.0cpe:2.3:a:amazon:aws_libcrypto:*:*:*:*:fips:*:*:*≥ 3.0.0 < 3.2.0