PT-2018-17534 · Kingsoft · Kingsoft Wps Office Free

Filipe Xavier Oliveira · Published 2018-03-12 · Updated 2026-05-14 · CVE-2018-6400

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Kingsoft WPS Office Free version 10.2.0.5978

Description The issue allows local users to gain privileges or cause a denial of service by impersonating all the pipes through a use of .pipeWPSCloudSvrWpsCloudSvr, which is described as an "insecurely created named pipe." This ensures full access to the Everyone users group.

Recommendations For Kingsoft WPS Office Free version 10.2.0.5978, consider restricting access to the .pipeWPSCloudSvrWpsCloudSvr named pipe to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2018-6400

Affected Products

Kingsoft Wps Office Free

References · 6

• https://osv.dev/vulnerability/CVE-2018-6400 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-6400 · Security Note
• https://wps365.jp/notices/4 · Note
• https://t.me/cveNotify/163506 · Telegram Post
• https://jvn.jp/en/jp/JVN14434132 · Note
• http://seclists.org/fulldisclosure/2018/Mar/27 · Note