CVE-2020-1239: Microsoft Windows Media Player mpg2splt Integer Underflow Remote Code Execution Vulnerability

Published Jun 9, 2020
·
Updated

A memory corruption vulnerability exists when Windows Media Foundation improperly handles objects in memory, aka 'Media Foundation Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2020-1238.

Other sources

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft Windows Media Player. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the mpg2splt.ax module. The issue results from the lack of proper validation of user-supplied data, which can result in an integer underflow before reading from memory. An attacker can leverage this vulnerability to execute code in the context of the current process.

Affected Software

23 affected components
Microsoft Windows Media Player
Microsoft Windows 10
Microsoft Windows 10=1607
Microsoft Windows 10=1709
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows 10=1903
Microsoft Windows 10=1909
Microsoft Windows 10=2004
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows RT 8.1
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016=1803
Microsoft Windows Server 2016=1903
Microsoft Windows Server 2016=1909
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019

Event History

Jun 9, 2020
CVE Published
via MITRE·07:43 PM
Data Sourced
via MITRE·07:43 PM
DescriptionWeakness
Feb 26, 2025
Advisory Published
via ZDI·07:19 PM
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Frequently Asked Questions

1

What is the severity of CVE-2020-1239?

CVE-2020-1239 has been rated as critical, allowing remote attackers to execute arbitrary code.

2

How do I fix CVE-2020-1239?

To remediate CVE-2020-1239, apply the latest security updates provided by Microsoft.

3

What software is affected by CVE-2020-1239?

CVE-2020-1239 affects multiple versions of Microsoft Windows, including Windows 10, Windows 7, and Windows Server editions.

4

Can I exploit CVE-2020-1239 remotely?

Yes, CVE-2020-1239 can be exploited remotely given that it involves a memory corruption vulnerability.

5

What are the potential consequences of CVE-2020-1239?

If successfully exploited, CVE-2020-1239 could allow an attacker to execute arbitrary code, potentially compromising the system.

Contact

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