CVE-2020-25291 Memory corruption in n/a

High 7.8 Published Updated

Remote attackers can execute arbitrary code via heap corruption triggered by crafted PNG data in Word documents using WPS Office.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2020-25291?

CVE-2020-25291 is a high-severity memory corruption vulnerability in n/a, published on 13 Sep 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official 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.

Weakness: CWE-787

Which versions are affected by CVE-2020-25291?

It affects 1 product.

Products include Kingsoft Wps Office.

How do I fix CVE-2020-25291?

No fix has been published for CVE-2020-25291 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-25291 being exploited?

There is no known exploitation of CVE-2020-25291 in the wild and no public exploit code.

Sources

Also known as GHSA-2ppg-66j5-9h8g.

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