Is CVE-2020-8131 in the CISA KEV catalog?

No. CVE-2020-8131 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-8131?

CVE-2020-8131 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2020-8131?

CVE-2020-8131 has an EPSS score of 5.03% (91th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-8131?

Upgrade node-yarnpkg on debian 11 to 1.22.4-2 or later.

CVE & CISA-KEV Catalog

CVE-2020-8131

HIGHEPSS 91th pctl

7.5

CVSS v3

NVD

Description

Arbitrary filesystem write vulnerability in Yarn before 1.22.0 allows attackers to write to any path on the filesystem and potentially lead to arbitrary code execution by forcing the user to install a malicious package.

CWE-22Path Traversal

How to fix

Remediation Available

node-yarnpkgDebian

Fixed in:1.22.4-2CVE-2020-8131

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 ComplexityHigh

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

5.03%probability of exploitation in 30 days

91stpercentile

High risk: more likely to be exploited than 91% of all known CVEs.

References

Patch1

github.com

Exploit1

hackerone.com

Related Vulnerabilities

Other CWE-22 (Path Traversal) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-23897	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-32315	High	8.6	100%	KEV	Fix
CVE-2022-29464	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-26086	Medium	5.3	100%	KEV	Fix
CVE-2021-22005	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-5902	Critical	9.8	100%	KEV + Ransom	Fix

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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.