Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2020-28472

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
19/01/2021
Last modified:
28/01/2021

Description

This affects the package @aws-sdk/shared-ini-file-loader before 1.0.0-rc.9; the package aws-sdk before 2.814.0. If an attacker submits a malicious INI file to an application that parses it with loadSharedConfigFiles , they will pollute the prototype on the application. This can be exploited further depending on the context.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
7.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:amazon:aws_sdk_for_javascipt:*:*:*:*:*:node.js:*:* 2.814.0 (excluding)
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:alpha1:*:*:*:node.js:*:*
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:alpha2:*:*:*:node.js:*:*
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:alpha3:*:*:*:node.js:*:*
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:beta1:*:*:*:node.js:*:*
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:beta2:*:*:*:node.js:*:*
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:beta3:*:*:*:node.js:*:*
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:beta4:*:*:*:node.js:*:*
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:gamma1:*:*:*:node.js:*:*
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:gamma2:*:*:*:node.js:*:*
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:gamma3:*:*:*:node.js:*:*
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:gamma4:*:*:*:node.js:*:*
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:gamma5:*:*:*:node.js:*:*
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:gamma6:*:*:*:node.js:*:*
cpe:2.3:a:amazon:aws_shared_configuration_file_loader:1.0.0:gamma7:*:*:*:node.js:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools