Is CVE-2021-42371 in the CISA KEV catalog?

No. CVE-2021-42371 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-42371?

CVE-2021-42371 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2021-42371?

CVE-2021-42371 has an EPSS score of 1.51% (71th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-42371?

Upgrade lpar2rrd to 7.30 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2021-42371

CRITICALEPSS 71th pctl

9.8

CVSS v3

NVD

Description

lpar2rrd is a hardcoded system account in XoruX LPAR2RRD and STOR2RRD before 7.30.

CWE-922

How to fix

Remediation Available

lpar2rrdNVD

Affected:< 7.30Fixed in:7.30CVE-2021-42371derived from NVD

stor2rrdNVD

Affected:< 7.30Fixed in:7.30CVE-2021-42371derived 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

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.51%probability of exploitation in 30 days

71stpercentile

Elevated risk: more likely to be exploited than 71% of all known CVEs.

References

Vendor Advisory2

Third-Party Advisory1

github.com

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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.