CVE-2020-28472

Public Exploit

Prototype Pollution

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.

7.3

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 1.66% Top 20%

Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory snyk.io Third-Party Advisory snyk.io Third-Party Advisory snyk.io Third-Party Advisory snyk.io

Affected: n/a @aws-sdk/shared-ini-file-loader

Affected: n/a aws-sdk

References

Link	Tags
https://snyk.io/vuln/SNYK-JS-AWSSDKSHAREDINIFILELOADER-1049304	third party advisory exploit
https://snyk.io/vuln/SNYK-JS-AWSSDK-1059424	third party advisory exploit
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1059425	third party advisory exploit
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1059426	third party advisory exploit
https://github.com/aws/aws-sdk-js-v3/commit/a209082dff913939672bb069964b33aa4c5409a9	third party advisory patch
https://github.com/aws/aws-sdk-js/pull/3585/commits/7d72aff2a941173733fcb6741b104cd83d3bc611	third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-28472?: CVE-2020-28472 has been scored as a high severity vulnerability.
How to fix CVE-2020-28472?: To fix CVE-2020-28472, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-28472 being actively exploited in the wild?: It is possible that CVE-2020-28472 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-28472?: CVE-2020-28472 affects n/a @aws-sdk/shared-ini-file-loader, n/a aws-sdk.

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