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TI-2021-22498 Aliases CVE-2021-47884GHSA-3rc8-xjj4-xjp5

Configuration Tool 1.6.53 - 'OpLclSrv' 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

OKI Configuration Tool 1.6.53 contains an unquoted service path vulnerability in the OKI Local Port Manager service that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted path in 'C:\Program Files\Okidata\Common\extend3\portmgrsrv.exe' to inject malicious executables and escalate privileges.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00151 4th 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
OKIConfiguration Tool1.6.53—No fix listedCNA
  • Configuration Tool VendorOKI Affected 1.6.53 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-2021-47884
  2. 2026-10-03 Alias added: GHSA-3rc8-xjj4-xjp5

References

Exploit 1

Other 1

  • TI-2021-22501 Print Job Accounting 4.4.10 - 'OkiJaSvc' Unquoted Service Path CVSS 4.0HIGH 8.5
  • TI-2020-19364 OKI sPSV Port Manager 1.0.41 Unquoted Service Path Privilege Escalation CVSS 4.0HIGH 8.5
  • TI-2008-00349 OKI C5510MFP Printer CU H2.15, PU 01.03.01, System F/W 1.01, and Web Page 1.00 sends the… CVSS 3.1HIGH 7.5

Sources

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