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TI-2021-22420 Aliases CVE-2021-47804GHSA-8cmj-92hf-phc8

Wise Care 365 5.6.7.568 - 'WiseBootAssistant' Unquoted Service Path

Priority HIGH 72CWE-428Published · Updated

Key facts

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

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-428.

Summary

Wise Care 365 5.6.7.568 contains an unquoted service path vulnerability in the WiseBootAssistant service running with LocalSystem privileges. Attackers can exploit this by inserting a malicious executable in the service path, which will execute with elevated system privileges when the service restarts.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00171 6th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
LespeedWise Care5.6.7.568—No fix listedCNA
  • Wise Care VendorLespeed Affected 5.6.7.568 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-47804
  2. 2026-10-03 Alias added: GHSA-8cmj-92hf-phc8

References

Exploit 1

Other 1

  • TI-2016-09269 Wise Care 365 4.27 and Wise Disk Cleaner 9.29 Unquoted Service Path Privilege Escalation CVSS 4.0HIGH 8.5
  • TI-2025-41038 An issue in the WiseDelfile64.sys component of WiseCleaner Wise Force Deleter 7.3.2 and… CVSS 3.1HIGH 7.1
  • TI-2023-01408 Lespeed WiseCleaner Wise System Monitor IoControlCode WiseHDInfo64.dll 0x9C402088 access control CVSS 3.1HIGH 7.8
  • TI-2023-01405 Lespeed WiseCleaner Wise Force Deleter IoControlCode WiseUnlock64.sys 0x220004 access control CVSS 3.1HIGH 7.1
  • TI-2023-01407 Lespeed WiseCleaner Wise System Monitor IoControlCode WiseHDInfo64.dll 0x9C40A0E0 denial of service CVSS 3.1MEDIUM 5.5
  • TI-2023-01406 Lespeed WiseCleaner Wise System Monitor IoControlCode WiseHDInfo64.dll 0x9C40A0E0 denial of service CVSS 3.1MEDIUM 5.5
See all 8 →

Sources

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