CVE-2025-34164

CRITICAL EPSS 45.2%

Published Aug 30, 202510mo ago · Modified Jun 17, 20261w ago

9.3 CVSS 4.0

Critical

Published Aug 30, 2025 10mo ago

Last Modified Jun 17, 2026 1w ago

Description

A heap-based buffer overflow vulnerability in NetSupport Manager 14.x versions prior to 14.12.0000 allows a remote, unauthenticated attacker to cause a denial of service (DoS) or execute arbitrary code.

CVSS Details

Base Score

9.3

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

45.2% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-122

References 2

netsupportmanager.com https://www.netsupportmanager.com/
vulncheck.com https://www.vulncheck.com/advisories/netsupport-client-manager-buffer-overflows

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.