PT-2026-34457 · Lizardsystems · Terminal Services Manager Mmc

Published 2026-04-22 · Updated 2026-04-22 · CVE-2018-25259

NVD

CVSS v3.1

7.8

High

Base vector

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

Terminal Services Manager 3.1 contains a stack-based buffer overflow vulnerability in the computer names field that allows local attackers to execute arbitrary code by triggering structured exception handling. Attackers can craft a malicious input file with shellcode and jump instructions that overwrite the SEH handler pointer to execute calc.exe or other payloads when imported through the add computers wizard.

Exploit

Fix

Missing Authentication

Weakness Enumeration

CWE-306

Related Identifiers

CVE-2018-25259

Affected Products

Terminal Services Manager Mmc

References · 4

• 🔥 https://exploit-db.com/exploits/46058 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2018-25259 · Security Note
• https://lizardsystems.com · Note
• https://vulncheck.com/advisories/terminal-services-manager-buffer-overflow-seh · Note