CVE-2018-25259

Terminal Services Manager 3.1 Buffer Overflow SEH

State
Published
Severity
8.6 High
Published
Apr 22, 2026
Updated
Apr 23, 2026
Reserved
Apr 22, 2026

Read the record on cve.org

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.

Scores

CVSSScoreVectorSource
4.08.6 HighCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NVulnCheck
3.18.4 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HVulnCheck

Weaknesses

  • CWE-306 Missing Authentication for Critical Function

Affected Products

ProductVersions
Terminal Services ManagerLizardsystems
  • 3.1Affected

References

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