CVE-2018-25426

7.5 HIGH

WinMTR 0.91 contains a denial of service vulnerability that allows attackers to crash the application by sending a malformed payload file...

Published: 2026-05-30 · Last updated: 2026-06-03

Severity and scoring

CVSS: 7.5 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE: CWE-120

Affected products

Vendor	Product
winmtr	winmtr

Description

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.

Source: NVD

References

[NVD]https://nvd.nist.gov/vuln/detail/CVE-2018-25426
[Other]http://winmtr.net
[Exploit reference]http://winmtr.net/winmtr_download/
[Exploit reference]https://www.exploit-db.com/exploits/45769
[Other]https://www.vulncheck.com/advisories/winmtr-denial-of-service-via-buffer-overflow

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