2020-36363 | Amazon AWS CloudFront inadequate encryption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.7	$0-$5k	0.18

A vulnerability was found in Amazon AWS CloudFront TLSv1.2_2019 (Cloud Software). It has been declared as problematic. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a weak encryption vulnerability. The CWE definition for the vulnerability is CWE-326. As an impact it is known to affect confidentiality. CVE summarizes:

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.

The weakness was presented 08/13/2021. The advisory is shared for download at stackoverflow.com. This vulnerability was named CVE-2020-36363 since 05/17/2021. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Vendor

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VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.7

VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Weak encryption
CWE: CWE-326
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

05/17/2021 CVE assigned
08/13/2021 +88 days Advisory disclosed
08/13/2021 +0 days VulDB entry created
08/18/2021 +5 days VulDB last updateAdvisory: stackoverflow.com
Status: Not defined
Confirmation: 🔒

CVE: CVE-2020-36363 (🔒)

Created: 08/13/2021 08:23
Updated: 08/18/2021 06:57
Changes: (2) source_cve_assigned source_cve_nvd_summary
Complete: 🔍

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