How severe is CVE-2004-2441?

CVE-2004-2441 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2004-2441 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-2441?

CVE-2004-2441 primarily affects Kerio Kerio Mailserver. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2004-2441?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2004-2441 published?

CVE-2004-2441 was published on 2004-12-31 and last updated on 2026-06-16.

CVE-2004-2441

CVE-2004-2441 is a critical-severity vulnerability in Kerio Kerio Mailserver with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Kerio Kerio Mailserver
Published: 2004-12-31
Last modified: 2026-06-16

Description

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

Frequently asked questions

What is CVE-2004-2441?: Unspecified vulnerability in Kerio MailServer before 6.0.3 has unknown impact and unknown remote attack vectors, related to a "potential security issue."
How severe is CVE-2004-2441?: CVE-2004-2441 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2004-2441 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-2441?: CVE-2004-2441 primarily affects Kerio Kerio Mailserver. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-2441?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2004-2441 published?: CVE-2004-2441 was published on 2004-12-31 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:kerio:kerio_mailserver:6.0:*:*:*:*:*:*:*
cpe:2.3:a:kerio:kerio_mailserver:6.0.1:*:*:*:*:*:*:*
cpe:2.3:a:kerio:kerio_mailserver:6.0.2:*:*:*:*:*:*:*

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