Is CVE-2021-34485 in the CISA KEV catalog?

No. CVE-2021-34485 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-34485?

CVE-2021-34485 has a CVSS v3 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2021-34485?

CVE-2021-34485 has an EPSS score of 1.26% (66th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-34485?

Upgrade powershell core to 7.1.4 or later.

CVE & CISA-KEV Catalog

CVE-2021-34485

MEDIUM

5.0

CVSS v3

NVD

Description

.NET Core and Visual Studio Information Disclosure Vulnerability

How to fix

Remediation Available

powershell coreNVD

Affected:>= 7.1, < 7.1.4Fixed in:7.1.4CVE-2021-34485derived 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 VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

1.26%probability of exploitation in 30 days

66thpercentile

Moderate risk: more likely to be exploited than 66% of all known CVEs.

References

Patch1

portal.msrc.microsoft.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.