Search/CVE-2021-42563
● CVE — High

CVE-2021-42563

VendorniProductni service locatorDiscoveredNov 12, 2021UpdatedNov 21, 2024

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.

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CVSS v3.1
7.8 HIGH
EPSS
0.23%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Sep 6, 2026
● 0.01pp
0.23% → 0.23% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Connections
2 relationships
Timeline
disclosure → media coverage
Nov 12, 2021
Disclosure — published as a CVE record. · last revised by NVD Nov 21, 2024