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.

INFO

Published Date :

2025-04-28T18:50:26.043Z

Last Modified :

2025-11-19T01:26:23.590Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2025-34489 vulnerability.

Vendors Products
Gfi
  • Mailessentials
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-34489.

URL Resource
https://frycos.github.io/vulns4free/2025/04/28/mailessentials.html cve-icon cve-icon
https://gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releases cve-icon cve-icon
https://www.vulncheck.com/advisories/gfi-mailessentials-local-privilege-escalation cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact