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Advisories

WinRAR 5.61 Denial of Service via Malformed Language File

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severity
medium
date
Affecting

  • WinRAR <= 5.61 32 Bit

CWE
  • CWE-379 Creation of Temporary File in Directory with Insecure Permissions
CVSS
6.9
CVSS V4 Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Credit
Kağan Çapar
Description
WinRAR 5.61 contains a denial of service vulnerability that allows local attackers to crash the application by placing a malformed winrar.lng language file in the installation directory. Attackers can trigger the crash by opening an archive and pressing the test button, causing an access violation at memory address 004F1DB8 when the application attempts to read invalid data.

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