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CVE-2018-25426— WinMTR 0.91 Denial of Service via Buffer Overflow

Quick assessment

Affected
Winmtr WinMTR
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WinMTR是WinMTR开源的一个网络诊断工具。 WinMTR 0.91版本存在安全漏洞，该漏洞源于缓冲区溢出，可能导致攻击者通过发送包含重复字符的恶意负载文件使应用程序崩溃。

CVSS 7.5 · High EPSS 0.51% · P42

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 1

VendorProduct Version RangeStatus
Winmtr WinMTR 0.91 affected
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I. Basic Information for CVE-2018-25426

Vulnerability Information
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Vulnerability Title
WinMTR 0.91 Denial of Service via Buffer Overflow
Source: CVE Program / CVE List V5
Vulnerability 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: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
WinMTR 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WinMTR是WinMTR开源的一个网络诊断工具。 WinMTR 0.91版本存在安全漏洞，该漏洞源于缓冲区溢出，可能导致攻击者通过发送包含重复字符的恶意负载文件使应用程序崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Winmtr WinMTR 0.91 -

II. Public POCs for CVE-2018-25426

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III. Intelligence Information for CVE-2018-25426

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Vendor Advisories for CVE-2018-25426 (1)

Exploits & Public PoCs for CVE-2018-25426 (1)

Vendor Pages for CVE-2018-25426 (1)

IV. Related Vulnerabilities

Same weakness: CWE-120

V. Comments for CVE-2018-25426

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