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TI-2021-18848 Aliases CVE-2021-42563GHSA-5qqh-x2j3-m856

There is an Unquoted Service Path in NI Service Locator (nisvcloc.exe) in versions prior…

Priority LOW 34CWE-428Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-428.

Summary

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.

Why it matters now

EPSS 0.00234 14th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:ni:ni_service_locator:*:*:*:*:*:*:*:*before 18.0.0.49152VulnerableNI
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:ni:ni_service_locator:*:*:*:*:*:*:*:* Versions before 18.0.0.49152 Vulnerable ·NI
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-42563
  2. 2026-10-03 Alias added: GHSA-5qqh-x2j3-m856

References

Patch 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences