jvndb - jvndb-2025-000107

JVNDB-2025-000107

Vulnerability from jvndb - Published: 2025-11-19 16:22 - Updated:2025-11-19 16:22

Severity ?

7.8 (High) - cvssV3_0 - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Summary

Installer of RakurakuMusen Start EX for Windows may insecurely load Dynamic Link Libraries

Details

Installer of RakurakuMusen Start EX for Windows provided by NEC Corporation uses an inappropriate DLL search path list, which may lead to insecurely loading Dynamic Link Libraries.

Uncontrolled search path element (CWE-427) - CVE-2025-12852

References

Type

URL

	JVN	https://jvn.jp/en/jp/JVN50288352/index.html
	JVN	https://jvn.jp/en/ta/JVNTA91240916/
	CVE	https://www.cve.org/CVERecord?id=CVE-2025-12852
	No Mapping(CWE-Other)	https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html

Impacted products

Vendor

Product

NEC Corporation

RakurakuMusen Start EX

Show details on JVN DB website

JSON

To clipboard

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  "dc:date": "2025-11-19T16:22+09:00",
  "dcterms:issued": "2025-11-19T16:22+09:00",
  "dcterms:modified": "2025-11-19T16:22+09:00",
  "description": "Installer of RakurakuMusen Start EX for Windows provided by NEC Corporation uses an inappropriate DLL search path list, which may lead to insecurely loading Dynamic Link Libraries.\u003cul\u003e\u003cli\u003eUncontrolled search path element (CWE-427) - CVE-2025-12852\u003c/li\u003e\u003c/ul\u003e",
  "link": "https://jvndb.jvn.jp/en/contents/2025/JVNDB-2025-000107.html",
  "sec:cpe": {
    "#text": "cpe:/a:nec:rakuraku_wlanstart_ex",
    "@product": "RakurakuMusen Start EX",
    "@vendor": "NEC Corporation",
    "@version": "2.2"
  },
  "sec:cvss": {
    "@score": "7.8",
    "@severity": "High",
    "@type": "Base",
    "@vector": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "@version": "3.0"
  },
  "sec:identifier": "JVNDB-2025-000107",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/jp/JVN50288352/index.html",
      "@id": "JVN#50288352",
      "@source": "JVN"
    },
    {
      "#text": "https://jvn.jp/en/ta/JVNTA91240916/",
      "@id": "Japan Vulnerability Notes JVNTA#91240916",
      "@source": "JVN"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2025-12852",
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    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-Other",
      "@title": "No Mapping(CWE-Other)"
    }
  ],
  "title": "Installer of RakurakuMusen Start EX for Windows may insecurely load Dynamic Link Libraries"
}

CVE-2025-12852 (GCVE-0-2025-12852)

Vulnerability from cvelistv5 – Published: 2025-11-19 01:01 – Updated: 2025-11-19 17:13

Summary

DLL Loading vulnerability in NEC Corporation RakurakuMusen Start EX All Verisons allows a attacker to manipulate the PC environment to cause unintended operations on the user's device.

Severity ?

8.4 (High)


                        
                          CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CWE

CWE-427 - Uncontrolled Search Path Element

Assigner

NEC

References

URL

Tags

https://jpn.nec.com/security-info/secinfo/nv25-00…

Impacted products

	Vendor	Product	Version
	NEC Corporation	RakurakuMusen Start EX	Affected: All versions

Credits

Kohei Kuroda

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

JVNDB-2025-000107

CVE-2025-12852 (GCVE-0-2025-12852)

Tags

Sightings

Nomenclature