Kerio Mailserver 6.0/6.0.1/6.0.2 memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Kerio Mailserver 6.0/6.0.1/6.0.2. It has been classified as critical. This impacts an unknown function of the component lserver. This manipulation causes memory corruption. The identification of this vulnerability is CVE-2004-2441. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as very critical was found in Kerio Mailserver 6.0/6.0.1/6.0.2 (Mail Server Software). Affected by this vulnerability is an unknown code block of the component lserver. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Unspecified vulnerability in Kerio MailServer before 6.0.3 has unknown impact and unknown remote attack vectors, related to a "potential security issue."

The weakness was shared 12/31/2004 (Website). The advisory is shared at securityfocus.com. This vulnerability is known as CVE-2004-2441 since 08/20/2005. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/05/2025).

The vulnerability scanner Nessus provides a plugin with the ID 15404 (Kerio MailServer < 6.0.3 Unspecified Vulnerability), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SMTP problems and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 74165 (Kerio MailServer Unspecified Vulnerability).

Upgrading to version 6.0.3 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (17601), Tenable (15404), SecurityFocus (BID 11300†), Secunia (SA12702†) and Vulnerability Center (SBV-5498†). The entries VDB-24210, VDB-30062, VDB-29148 and VDB-33844 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 15404
Nessus Name: Kerio MailServer < 6.0.3 Unspecified Vulnerability
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mailserver 6.0.3

Timelineinfo

09/30/2004 🔍
10/01/2004 +1 days 🔍
10/01/2004 +0 days 🔍
10/01/2004 +0 days 🔍
10/01/2004 +0 days 🔍
10/05/2004 +4 days 🔍
12/31/2004 +87 days 🔍
12/31/2004 +0 days 🔍
08/20/2005 +232 days 🔍
03/09/2015 +3488 days 🔍
07/05/2025 +3771 days 🔍

Sourcesinfo

Vendor: kerio.com

Advisory: securityfocus.com⛔
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2004-2441 (🔍)
GCVE (CVE): GCVE-0-2004-2441
GCVE (VulDB): GCVE-100-23329
X-Force: 17601
SecurityFocus: 11300 - Kerio MailServer Unspecified Vulnerability
Secunia: 12702 - Kerio MailServer Unspecified Security Issue, Moderately Critical
Vulnerability Center: 5498 - Kerio MailServer < 6.0.3 Allows Code Execution, High

See also: 🔍

Entryinfo

Created: 03/09/2015 16:55
Updated: 07/05/2025 22:22
Changes: 03/09/2015 16:55 (73), 05/25/2019 09:13 (1), 07/05/2025 22:22 (19)
Complete: 🔍
Cache ID: 216:3F2:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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