PT-2026-45126 · Winmtr · Winmtr

Published 2026-05-30 · Updated 2026-05-30 · CVE-2018-25426

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions WinMTR version 0.91

Description A denial of service issue exists where attackers can crash the application by providing a malformed payload file. By creating a specially crafted input file containing 238 bytes of data with a large buffer of repeated characters, a buffer overflow condition is triggered, leading to the application crash.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2018-25426

Affected Products

Winmtr

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2018-25426 · Security Note
• https://vulncheck.com/advisories/winmtr-denial-of-service-via-buffer-overflow · Note
• http://winmtr.net/winmtr_download · Note
• https://exploit-db.com/exploits/45769 · Note
• https://t.me/CVEtracker/55347 · Telegram Post
• http://winmtr.net · Note