CVE-2018-25259

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-306

Affected software

No affected versions have been published.

Timeline

Published
Apr 22, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2018-25259: High severity, CVSS 7.8 | Vulnix