Is CVE-2021-42563 in the CISA KEV catalog?

No. CVE-2021-42563 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-42563?

CVE-2021-42563 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2021-42563?

CVE-2021-42563 has an EPSS score of 0.23% (13th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-42563?

Upgrade ni service locator to 18.0.0.49152 or later.

CVE & CISA-KEV Catalog

CVE-2021-42563

HIGH

7.8

CVSS v3

NVD

Description

There is an Unquoted Service Path in NI Service Locator (nisvcloc.exe) in versions prior to 18.0 on Windows. This may allow an authorized local user to insert arbitrary code into the unquoted service path and escalate privileges.

CWE-428

How to fix

Remediation Available

ni service locatorNVD

Affected:< 18.0.0.49152Fixed in:18.0.0.49152CVE-2021-42563derived 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 InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.23%probability of exploitation in 30 days

13thpercentile

Low risk: more likely to be exploited than 13% of all known CVEs.

References

Patch1

ni.com

Related Vulnerabilities

Other CWE-428 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-38408	Critical	9.8	77%	-	Fix
CVE-2020-15261	High	8.0	11%	-	Fix
CVE-2018-10619	High	7.8	2.8%	-	Fix
CVE-2019-17658	Critical	9.8	2.2%	-	-
CVE-2015-4173	Medium	6.9	2.1%	-	Fix
CVE-2019-16647	High	7.2	2.0%	-	-

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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.