CVE-2019-20627: AutoUpdater.NET allows XXE
Summary
CVE-2019-20627: AutoUpdater.NET allows XXE. Affects Autoupdater.NET.Official versions < 1.5.8. Fixed in 1.5.8. How to fix ↓
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Background
AutoUpdater.NET is a NuGet package that provides automatic update functionality for .NET applications. It allows developers to easily integrate automatic updates into their software, ensuring that users have the latest version. However, a vulnerability has been discovered in AutoUpdater.NET before version 1.5.8 that allows for XML External Entity (XXE) attacks.
Vulnerability Detail
The vulnerability in AutoUpdater.NET allows an attacker to exploit XML parsing functionality and inject malicious external entities. This can lead to various security issues, including information disclosure, denial of service, and remote code execution. By crafting a specially crafted XML file, an attacker can trick the application into parsing external entities, which can result in the execution of arbitrary code or disclosure of sensitive information.
How To Fix
Minimum fixed version
1.5.8
This is the first release that contains the fix.
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Workaround
There is no known workaround for this vulnerability. It is recommended to update to the latest version of AutoUpdater.NET to mitigate the risk.
Conclusion
AutoUpdater.NET before version 1.5.8 is vulnerable to XML External Entity (XXE) attacks. To mitigate the risk, it is recommended to update to version 1.5.8 or later. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
AutoUpdater.NET is a NuGet package that provides automatic update functionality for .NET applications. It allows developers to easily integrate automatic updates into their software.
XXE stands for XML External Entity. It is a type of attack that exploits vulnerabilities in XML parsing to inject malicious external entities.
The potential consequences of this vulnerability include information disclosure, denial of service, and remote code execution. An attacker can exploit the vulnerability to execute arbitrary code or access sensitive information.
There is no known workaround for this vulnerability. It is recommended to update to the latest version of AutoUpdater.NET to mitigate the risk.
To update AutoUpdater.NET, you can use the NuGet package manager in Visual Studio. Simply search for AutoUpdater.NET and select the latest version to update your project.
