CVE-2019-25677 PUBLISHED

WinRAR 5.61 Denial of Service via Malformed Language File

Assigner: VulnCheck
Reserved: 05.04.2026 Published: 05.04.2026 Updated: 05.04.2026

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.

Metrics

CVSS 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
CVSS Score: 6.9

Product Status

Vendor Win-Rar
Product WinRAR
Versions
  • Version 5.61 32 Bit is affected

Credits

  • Kağan Çapar finder

References

Problem Types

  • Creation of Temporary File in Directory with Insecure Permissions CWE