CVE-2022-50930 - CVE House
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Status published High CVE-2022-50930

Emerson PAC Machine Edition 9.80 Build 8695 - 'TrapiServer' Unquoted Service Path

Vulnerability Description

Emerson PAC Machine Edition 9.80 contains an unquoted service path vulnerability in the TrapiServer service that allows local users to potentially execute code with elevated privileges. Attackers can exploit the unquoted path in the service configuration to inject malicious code that would execute with LocalSystem permissions during service startup.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Luis Martinez

References

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Affected Vendor

Affected Software

Emerson PAC Machine Edition
Vulnerable Versions:
9.80

Timeline

Official Publish: January 13th, 2026
Last Modified: January 14th, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-428

MITRE ATT&CK TTPs

T1574 Hijack Execution Flow
Privilege Escalation
T1036 Masquerading
Defense Evasion
T1543 Create or Modify System Process
Persistence
T1059 Command and Scripting Interpreter
Execution
T1569 System Services
Execution