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12 vulnerabilities found for MailEssentials by GFI

FKIE_CVE-2025-34491

Vulnerability from fkie_nvd - Published: 2025-04-28 20:15 - Updated: 2025-11-04 23:15
Severity ?
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
GFI MailEssentials prior to version 21.8 is vulnerable to a .NET deserialization issue. A remote and authenticated attacker can execute arbitrary code by sending crafted serialized .NET when joining to a Multi-Server setup.
References
disclosure@vulncheck.comhttps://frycos.github.io/vulns4free/2025/04/28/mailessentials.htmlExploit
disclosure@vulncheck.comhttps://gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releasesRelease Notes
disclosure@vulncheck.comhttps://www.vulncheck.com/advisories/gfi-mailessentials-multinode-insecure-deserialization
Impacted products
Vendor Product Version
gfi mailessentials *
To clipboard 

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FKIE_CVE-2025-34490

Vulnerability from fkie_nvd - Published: 2025-04-28 19:15 - Updated: 2025-11-04 23:15
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
GFI MailEssentials prior to version 21.8 is vulnerable to an XML External Entity (XXE) issue. An authenticated and remote attacker can send crafted HTTP requests to read arbitrary system files.
References
disclosure@vulncheck.comhttps://frycos.github.io/vulns4free/2025/04/28/mailessentials.htmlExploit
disclosure@vulncheck.comhttps://gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releasesRelease Notes
disclosure@vulncheck.comhttps://www.vulncheck.com/advisories/gfi-mailessentials-xxe-arbitrary-file-read
Impacted products
Vendor Product Version
gfi mailessentials *
To clipboard 

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FKIE_CVE-2025-34489

Vulnerability from fkie_nvd - Published: 2025-04-28 19:15 - Updated: 2025-11-04 23:15
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
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.
References
disclosure@vulncheck.comhttps://frycos.github.io/vulns4free/2025/04/28/mailessentials.htmlExploit
disclosure@vulncheck.comhttps://gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releasesRelease Notes
disclosure@vulncheck.comhttps://www.vulncheck.com/advisories/gfi-mailessentials-local-privilege-escalation
Impacted products
Vendor Product Version
gfi mailessentials *
To clipboard 

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FKIE_CVE-2004-1312

Vulnerability from fkie_nvd - Published: 2005-01-03 05:00 - Updated: 2025-04-03 01:03
Severity ?
Summary
A bug in the HTML parser in a certain Microsoft HTML library, as used in various third party products, may allow remote attackers to cause a denial of service via certain strings, as reported in GFI MailEssentials for Exchange 9 and 10, and GFI MailSecurity for Exchange 8, which causes emails to remain in IIS or Exchange mail queues.
References
cve@mitre.orghttp://kbase.gfi.com/showarticle.asp?id=KBID002249Patch, Vendor Advisory
cve@mitre.orghttp://secunia.com/advisories/13708
cve@mitre.orghttp://www.csis.dk/default.asp?m=1&a=194Vendor Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/12148
af854a3a-2127-422b-91ae-364da2661108http://kbase.gfi.com/showarticle.asp?id=KBID002249Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/13708
af854a3a-2127-422b-91ae-364da2661108http://www.csis.dk/default.asp?m=1&a=194Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/12148
Impacted products
Vendor Product Version
gfi mailessentials 9.0
gfi mailessentials 10.0
gfi mailessentials 10.1
gfi mailsecurity 8.0
To clipboard 

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  ]
}

CVE-2025-34491 (GCVE-0-2025-34491)

Vulnerability from cvelistv5 – Published: 2025-04-28 19:20 – Updated: 2025-11-19 01:25
VLAI?
Summary
GFI MailEssentials prior to version 21.8 is vulnerable to a .NET deserialization issue. A remote and authenticated attacker can execute arbitrary code by sending crafted serialized .NET when joining to a Multi-Server setup.
Severity ?
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-502 - Deserialization of Untrusted Data
Assigner
References
Impacted products
Vendor Product Version
GFI MailEssentials Affected: 0 , < 21.8 (custom)
Create a notification for this product.
Credits
Frycos
Show details on NVD website
To clipboard 

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CVE-2025-34490 (GCVE-0-2025-34490)

Vulnerability from cvelistv5 – Published: 2025-04-28 19:02 – Updated: 2025-11-19 01:26
VLAI?
Summary
GFI MailEssentials prior to version 21.8 is vulnerable to an XML External Entity (XXE) issue. An authenticated and remote attacker can send crafted HTTP requests to read arbitrary system files.
Severity ?
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-611 - Improper Restriction of XML External Entity Reference
Assigner
References
Impacted products
Vendor Product Version
GFI MailEssentials Affected: 0 , < 21.8 (custom)
Create a notification for this product.
Credits
Frycos
Show details on NVD website
To clipboard 

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CVE-2025-34489 (GCVE-0-2025-34489)

Vulnerability from cvelistv5 – Published: 2025-04-28 18:50 – Updated: 2025-11-19 01:26
VLAI?
Summary
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.
Severity ?
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-502 - Deserialization of Untrusted Data
Assigner
References
Impacted products
Vendor Product Version
GFI MailEssentials Affected: 0 , < 21.8 (custom)
Create a notification for this product.
Credits
Frycos
Show details on NVD website
To clipboard 

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CVE-2004-1312 (GCVE-0-2004-1312)

Vulnerability from cvelistv5 – Published: 2005-01-06 05:00 – Updated: 2024-08-08 00:46
VLAI?
Summary
A bug in the HTML parser in a certain Microsoft HTML library, as used in various third party products, may allow remote attackers to cause a denial of service via certain strings, as reported in GFI MailEssentials for Exchange 9 and 10, and GFI MailSecurity for Exchange 8, which causes emails to remain in IIS or Exchange mail queues.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

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CVE-2025-34491 (GCVE-0-2025-34491)

Vulnerability from nvd – Published: 2025-04-28 19:20 – Updated: 2025-11-19 01:25
VLAI?
Summary
GFI MailEssentials prior to version 21.8 is vulnerable to a .NET deserialization issue. A remote and authenticated attacker can execute arbitrary code by sending crafted serialized .NET when joining to a Multi-Server setup.
Severity ?
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-502 - Deserialization of Untrusted Data
Assigner
References
Impacted products
Vendor Product Version
GFI MailEssentials Affected: 0 , < 21.8 (custom)
Create a notification for this product.
Credits
Frycos
Show details on NVD website
To clipboard 

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CVE-2025-34490 (GCVE-0-2025-34490)

Vulnerability from nvd – Published: 2025-04-28 19:02 – Updated: 2025-11-19 01:26
VLAI?
Summary
GFI MailEssentials prior to version 21.8 is vulnerable to an XML External Entity (XXE) issue. An authenticated and remote attacker can send crafted HTTP requests to read arbitrary system files.
Severity ?
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-611 - Improper Restriction of XML External Entity Reference
Assigner
References
Impacted products
Vendor Product Version
GFI MailEssentials Affected: 0 , < 21.8 (custom)
Create a notification for this product.
Credits
Frycos
Show details on NVD website
To clipboard 

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CVE-2025-34489 (GCVE-0-2025-34489)

Vulnerability from nvd – Published: 2025-04-28 18:50 – Updated: 2025-11-19 01:26
VLAI?
Summary
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.
Severity ?
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-502 - Deserialization of Untrusted Data
Assigner
References
Impacted products
Vendor Product Version
GFI MailEssentials Affected: 0 , < 21.8 (custom)
Create a notification for this product.
Credits
Frycos
Show details on NVD website
To clipboard 

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CVE-2004-1312 (GCVE-0-2004-1312)

Vulnerability from nvd – Published: 2005-01-06 05:00 – Updated: 2024-08-08 00:46
VLAI?
Summary
A bug in the HTML parser in a certain Microsoft HTML library, as used in various third party products, may allow remote attackers to cause a denial of service via certain strings, as reported in GFI MailEssentials for Exchange 9 and 10, and GFI MailSecurity for Exchange 8, which causes emails to remain in IIS or Exchange mail queues.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

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