CVE-2020-25291

HIGH EPSS 73.0%

Published Sep 13, 20205y ago · Modified Jun 17, 20262w ago

7.8 CVSS 3.1

High

Published Sep 13, 2020 5y ago

Last Modified Jun 17, 2026 2w ago

Description

GdiDrawHoriLineIAlt in Kingsoft WPS Office before 11.2.0.9403 allows remote heap corruption via a crafted PLTE chunk in PNG data within a Word document. This is related to QBrush::setMatrix in gui/painting/qbrush.cpp in Qt 4.x.

CVSS Details

Base Score

7.8

Exploitability

1.8

Impact

5.9

Vector string

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector Local

Attack Complexity Low

Privileges Required None

User Interaction Required

Scope Unchanged

Confidentiality High

Integrity High

Availability High

Threat Intelligence

EPSS Exploit Probability

73.0% percentile

Exploit & Patch Status

Public Exploit Known

No Patch Available

Weaknesses 1

CWE-787 Out-of-bounds Write Memory Safety

Affected Products 1

Vendor	Product	Version	Range
kingsoft	wps_office	*	<11.2.0.9403

References 1

zeifan.my http://zeifan.my/security/rce/heap/2020/09/03/wps-rce-heap.html

ExploitThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.