QID 378790

Date Published: 2023-08-22

QID 378790: WinRAR Recovery Volume Improper Validation of Array Index Remote Code Execution (RCE) Vulnerability

WinRAR is an application for managing archive files on Windows operating systems. It allows for the creation and unpacking of common archive formats such as RAR and ZIP.

The specific flaw exists within the processing of recovery volumes. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer.

Affected Versions:
WinRAR prior to 6.23

This vulnerability allows an attacker to to execute code in the context of the current process.

  • CVSS V3 rated as High - 7.8 severity.
  • CVSS V2 rated as High - 7.2 severity.
    • Solution
    Download and install the latest version from RARLab
    Vendor References

    CVEs related to QID 378790

    CVE-2023-40477 |
    Software Advisories
    Advisory ID Software Component Link
    RAR Downloads URL Logo www.rarlab.com/download.htm
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