CVE-2020-21426: Buffer Overflow

Published Aug 22, 2023
·
Updated

Buffer Overflow vulnerability in function CIStream::read in PluginEXR.cpp in FreeImage 3.18.0 allows remote attackers to run arbitrary code and cause other impacts via crafted image file.

Affected Software

1 affected component
Freeimage Project Freeimage=3.18.0

Event History

Aug 22, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description

Frequently Asked Questions

1

What is CVE-2020-21426?

CVE-2020-21426 is a buffer overflow vulnerability in the C_IStream::read function in PluginEXR.cpp in FreeImage 3.18.0.

2

What is the severity of CVE-2020-21426?

The severity of CVE-2020-21426 is high with a CVSS score of 7.8.

3

How does CVE-2020-21426 impact FreeImage?

CVE-2020-21426 allows remote attackers to run arbitrary code and cause other impacts by exploiting the buffer overflow vulnerability in FreeImage.

4

How can I fix CVE-2020-21426?

To fix CVE-2020-21426, users should update to a patched version of FreeImage 3.18.0 or higher.

5

Where can I find more information about CVE-2020-21426?

You can find more information about CVE-2020-21426 at the following references: <ul><li><a href="https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RUEK2JOVJBQZVNQIIZZO3JFMTVB4R5KS/">Reference 1</a></li><li><a href="https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UGOMCRAANNCQYJYPPMGRQWKRZGIP6NME/">Reference 2</a></li><li><a href="https://sourceforge.net/p/freeimage/bugs/300/">Reference 3</a></li></ul>

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