OKI Print Job Accounting 4.4.10 OkiJaSvc Service unquoted search path

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in OKI Print Job Accounting 4.4.10. Impacted is an unknown function of the file C:\Program Files\OKIdata\Print Job Accounting\ of the component OkiJaSvc Service. The manipulation leads to unquoted search path. This vulnerability is referenced as CVE-2021-47887. The attack can only be performed from a local environment. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in OKI Print Job Accounting 4.4.10. It has been rated as critical. This issue affects some unknown processing of the file C:\Program Files\OKIdata\Print Job Accounting\ of the component OkiJaSvc Service. The manipulation with an unknown input leads to a unquoted search path vulnerability. Using CWE to declare the problem leads to CWE-428. The product uses a search path that contains an unquoted element, in which the element contains whitespace or other separators. This can cause the product to access resources in a parent path. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

OKI Print Job Accounting 4.4.10 contains an unquoted service path vulnerability in the OkiJaSvc service that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted path in 'C:\Program Files\Okidata\Print Job Accounting\' to inject malicious executables and escalate privileges.

The weakness was published by Brian Rodriguez as 49623. It is possible to read the advisory at exploit-db.com. The identification of this vulnerability is CVE-2021-47887 since 01/18/2026. The exploitation is known to be difficult. Attacking locally is a requirement. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1574.009 according to MITRE ATT&CK.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Exploit-DB (49623) and EUVD (EUVD-2026-3602). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.0
VulDB Temp Score: 6.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (VulnCheck): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Unquoted search path
CWE: CWE-428 / CWE-426
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Exploit-DB: 🔒

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/18/2026 CVE reserved
01/21/2026 +3 days Advisory disclosed
01/21/2026 +0 days VulDB entry created
01/22/2026 +1 days VulDB entry last update

Sourcesinfo

Advisory: 49623
Researcher: Brian Rodriguez
Status: Not defined

CVE: CVE-2021-47887 (🔒)
GCVE (CVE): GCVE-0-2021-47887
GCVE (VulDB): GCVE-100-342215
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/21/2026 20:15
Updated: 01/22/2026 13:53
Changes: 01/21/2026 20:15 (82), 01/22/2026 13:53 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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