CVE-2018-6390

MEDIUM

Kingsoft WPS Office 10.1.0.7106 and 10.2.0.5978 - Denial of Service via WStr::assign Function

Title source: llm
STIX 2.1

Description

The WStr::assign function in kso.dll in Kingsoft WPS Office 10.1.0.7106 and 10.2.0.5978 does not validate the size of the source memory block before an _copy call, which allows remote attackers to cause a denial of service (access violation and application crash) via a crafted (a) web page, (b) office document, or (c) .rtf file.

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/Khwarezmia/WPS_POC/tree/master/wps_20180129

Scores

CVSS v3 6.5
EPSS 0.0108
EPSS Percentile 61.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-119
Status published
Products (2)
wps/wps_office 10.1.0.7106
wps/wps_office 10.2.0.5978
Published Jan 29, 2018
Tracked Since Feb 18, 2026