CVE-2018-25426 PUBLISHED

WinMTR 0.91 Denial of Service via Buffer Overflow

Assigner: VulnCheck
Reserved: 30.05.2026 Published: 30.05.2026 Updated: 30.05.2026

WinMTR 0.91 contains a denial of service vulnerability that allows attackers to crash the application by sending a malformed payload file containing a large buffer of repeated characters. Attackers can create a specially crafted input file with 238 bytes of data to trigger a buffer overflow condition that causes the application to crash.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
CVSS Score: 8.7

Product Status

Vendor Winmtr
Product WinMTR
Versions
  • Version 0.91 is affected

Credits

  • Ihsan Sencan finder

References

Problem Types

  • Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE