Is CVE-2020-7743 in the CISA KEV catalog?

No. CVE-2020-7743 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-7743?

CVE-2020-7743 has a CVSS v3 base score of 7.3 (HIGH).

What is the EPSS score for CVE-2020-7743?

CVE-2020-7743 has an EPSS score of 3.88% (89th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-7743?

Upgrade mathjs to 7.5.1 or later.

CVE & CISA-KEV Catalog

CVE-2020-7743

HIGHEPSS 89th pctl

7.3

CVSS v3

NVD

Description

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

CWE-1321

How to fix

Remediation Available

mathjsNVD

Affected:< 7.5.1Fixed in:7.5.1CVE-2020-7743derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Exploit Intelligence

3.88%probability of exploitation in 30 days

89thpercentile

Elevated risk: more likely to be exploited than 89% of all known CVEs.

References

Patch1

github.com

Exploit4

Third-Party Advisory1

github.com

Embed a live status badge for CVE-2020-7743

Markdown

[![CVE-2020-7743](https://tridentstack.com/cve/badge/CVE-2020-7743.svg)](https://tridentstack.com/cve/CVE-2020-7743)

HTML

<a href="https://tridentstack.com/cve/CVE-2020-7743"><img src="https://tridentstack.com/cve/badge/CVE-2020-7743.svg" alt="CVE-2020-7743"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.