Vulnerability Details CVE-2025-34489
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 4.2%
CVSS Severity
CVSS v3 Score 7.8
Products affected by CVE-2025-34489
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cpe:2.3:a:gfi:mailessentials:20
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cpe:2.3:a:gfi:mailessentials:20.1
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cpe:2.3:a:gfi:mailessentials:20.2
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cpe:2.3:a:gfi:mailessentials:20.3
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cpe:2.3:a:gfi:mailessentials:21.0
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cpe:2.3:a:gfi:mailessentials:21.1
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cpe:2.3:a:gfi:mailessentials:21.2
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cpe:2.3:a:gfi:mailessentials:21.3
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cpe:2.3:a:gfi:mailessentials:21.4
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cpe:2.3:a:gfi:mailessentials:21.5
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cpe:2.3:a:gfi:mailessentials:21.6
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cpe:2.3:a:gfi:mailessentials:21.7