Description
GFI MailEssentials prior to version 21.8 is vulnerable to a local privilege escalation issue. A local attacker can escalate to NT Authority/SYSTEM by sending a crafted serialized payload to a .NET Remoting Service.
Published: 2025-04-28
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-14685 GFI MailEssentials prior to version 21.8 is vulnerable to a local privilege escalation issue. A local attacker can escalate to NT Authority/SYSTEM by sending a crafted serialized payload to a .NET Remoting Service.
History

Tue, 04 Nov 2025 22:30:00 +0000


Tue, 04 Nov 2025 17:45:00 +0000

Type Values Removed Values Added
Title GFI MailEssentials Local Privilege Escalation GFI MailEssentials < 21.8 Local Privilege Escalation

Sat, 10 May 2025 01:15:00 +0000

Type Values Removed Values Added
First Time appeared Gfi
Gfi mailessentials
CPEs cpe:2.3:a:gfi:mailessentials:*:*:*:*:*:*:*:*
Vendors & Products Gfi
Gfi mailessentials

Mon, 28 Apr 2025 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 28 Apr 2025 19:00:00 +0000

Type Values Removed Values Added
Description GFI MailEssentials prior to version 21.8 is vulnerable to a local privilege escalation issue. A local attacker can escalate to NT Authority/SYSTEM by sending a crafted serialized payload to a .NET Remoting Service.
Title GFI MailEssentials Local Privilege Escalation
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


Subscriptions

Gfi Mailessentials
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2025-11-19T01:26:23.590Z

Reserved: 2025-04-15T19:15:22.611Z

Link: CVE-2025-34489

cve-icon Vulnrichment

Updated: 2025-04-28T18:59:36.038Z

cve-icon NVD

Status : Modified

Published: 2025-04-28T19:15:46.910

Modified: 2025-11-04T23:15:36.803

Link: CVE-2025-34489

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses