CVE-2018-6400

Kingsoft WPS Office Free 10.2.0.5978 allows local users to gain privileges or cause a denial of service by impersonating all the pipes through a use of \\.\pipe\WPSCloudSvr\WpsCloudSvr -- an "insecurely created named pipe." Ensures full access to Everyone users group.

CVSS v3 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector : AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://seclists.org/fulldisclosure/2018/Mar/27	Mailing List Third Party Advisory
https://jvn.jp/en/jp/JVN14434132/
https://www.wps365.jp/notices/4
http://seclists.org/fulldisclosure/2018/Mar/27	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:kingsoftstore:wps_office_free:10.2.0.5978:*:*:*:*:*:*:*

History

14 May 2026, 19:16

Type	Values Removed	Values Added
References		() https://jvn.jp/en/jp/JVN14434132/ - () https://www.wps365.jp/notices/4 -

21 Nov 2024, 04:10

Type	Values Removed	Values Added
References	~~() http://seclists.org/fulldisclosure/2018/Mar/27 - Mailing List, Third Party Advisory~~	() http://seclists.org/fulldisclosure/2018/Mar/27 - Mailing List, Third Party Advisory

Information

Published : 2018-03-12 21:29

Updated : 2026-05-14 19:16

NVD link : CVE-2018-6400

Mitre link : CVE-2018-6400

CVE.ORG link : CVE-2018-6400

JSON object : View

Products Affected

kingsoftstore

wps_office_free

CWE

NVD-CWE-noinfo

{"id": "CVE-2018-6400", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2018-03-12T21:29:00.953", "references": [{"url": "http://seclists.org/fulldisclosure/2018/Mar/27", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://jvn.jp/en/jp/JVN14434132/", "source": "cve@mitre.org"}, {"url": "https://www.wps365.jp/notices/4", "source": "cve@mitre.org"}, {"url": "http://seclists.org/fulldisclosure/2018/Mar/27", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "Kingsoft WPS Office Free 10.2.0.5978 allows local users to gain privileges or cause a denial of service by impersonating all the pipes through a use of \\\\.\\pipe\\WPSCloudSvr\\WpsCloudSvr -- an \"insecurely created named pipe.\" Ensures full access to Everyone users group."}, {"lang": "es", "value": "Kingsoft WPS Office Free 10.2.0.5978 permite que usuarios locales obtengan privilegios o provoquen una denegaci\u00f3n de servicio (DoS) suplantando todas las tuber\u00edas mediante el uso de \\\\.\\pipe\\WPSCloudSvr\\WpsCloudSvr, una \"tuber\u00eda nombrada creada de forma no segura\". Garantiza el acceso total al grupo de usuarios Everyone."}], "lastModified": "2026-05-14T19:16:27.480", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:kingsoftstore:wps_office_free:10.2.0.5978:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "746A4F09-2A9C-47F7-BEF1-CF1990754D26"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}