A flaw in the WinRAR code allows hackers to execute various programs and commands on Windows when you open RAR files
The WinRAR is one of the most popular file archiving applications for Windows used by millions of users around the world.
H RAR Lab is the publisher of this application, and at latest version (6.23) recently released, fixes a very serious vulnerability in the application's code, which can allow hackers to execute various commands on a computer simply by opening a RAR file.
This severe vulnerability has been listed as CVE-2023-40477 and could allow remote attackers to execute arbitrary code on the target system after opening a specially crafted RAR archive.
The vulnerability was discovered by the researcher “goodbye selene"Of his Zero Day Initiative, who immediately reported the defect to RARLAB, at June 8 2023.
Therefore, it is highly recommended to all who use it winRAR, to immediately download and install the available security update from the RARLab page, which you will find at the link below.
In addition to correcting her CVE-2023-40477 vulnerability, n new version 6.23 addresses an issue with specially crafted RAR files leading to incorrect file initialization, which is also considered a high-severity security issue.
It should also be noted that the Microsoft now testing native support on Windows 11 for the records RAR, 7-Zip and GZ, and therefore third-party software such as WinRAR will no longer be required in this version to manage compressed files, unless the advanced features provided by the application are required.
Those who continue to use the WinRAR they should always keep the software updated to the latest version, as similar flaws have been used by hackers to install malware in the past.
In general you should be careful with the RAR files you open, and use an anti-virus tool that can scan files before using them.
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