What’s Vulnerable › Vulnerabilities

CVE-2020-36363

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-08-12 · updated 2026-06-17
• Weakness: CWE-327

Description

Amazon AWS CloudFront TLSv1.2_2019 allows TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 and TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384, which some entities consider to be weak ciphers.

Affected products

• Amazon Cloudfront: 1.2_2019

References

• https://aws.amazon.com/about-aws/whats-new/2020/07/cloudfront-tls-security-policy/
• https://stackoverflow.com/questions/62071604
• https://aws.amazon.com/about-aws/whats-new/2020/07/cloudfront-tls-security-policy/
• https://stackoverflow.com/questions/62071604

Get alerted when CVE-2020-36363 or the next vulnerability affects your stack