CVE-2020-7743

Public Exploit
Prototype Pollution

Description

The package mathjs before 7.5.1 are vulnerable to Prototype Pollution via the deepExtend function that runs upon configuration updates.

Category

7.3
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.68% 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 mathjs
Published at:
Updated at:

References

Link Tags
https://snyk.io/vuln/SNYK-JS-MATHJS-1016401 exploit third party advisory mitigation
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1017111 exploit third party advisory mitigation
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1017112 exploit third party advisory mitigation
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1017113 exploit third party advisory mitigation
https://github.com/josdejong/mathjs/blob/develop/src/utils/object.js%23L82 third party advisory broken link
https://github.com/josdejong/mathjs/commit/ecb80514e80bce4e6ec7e71db8ff79954f07c57e third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-7743?
CVE-2020-7743 has been scored as a high severity vulnerability.
How to fix CVE-2020-7743?
To fix CVE-2020-7743, 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-2020-7743 being actively exploited in the wild?
It is possible that CVE-2020-7743 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-2020-7743?
CVE-2020-7743 affects n/a mathjs.
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