Vulnerability · Published Jan 21, 2026 · Assigned by VulnCheck
CVE-2021-47884Configuration Tool 1.6.53 - 'OpLclSrv' Unquoted Service Path
High 7.8
In plain English
A high-severity security flaw in Configuration Tool from OKI. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 4% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.2%top 95.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| OKI | Configuration Tool | 1.6.53 |
Weakness: CWE-428 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- ExploitDB-49624 exploit
- Archived OKI Product Webpage product
- VulnCheck Advisory: Configuration Tool 1.6.53 - 'OpLclSrv' Unquoted Service Path third-party-advisory