CVE-2004-2483

CVE-2004-2483 is a medium-severity vulnerability in Kerio Winroute Firewall with a CVSS 2.0 base score of 6.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Kerio WinRoute Firewall before 6.0.9 uses information from PTR queries in response to A queries, which allows remote attackers to poison the DNS cache or cause a denial of service (connection loss).

Frequently asked questions

What is CVE-2004-2483?
Kerio WinRoute Firewall before 6.0.9 uses information from PTR queries in response to A queries, which allows remote attackers to poison the DNS cache or cause a denial of service (connection loss).
How severe is CVE-2004-2483?
CVE-2004-2483 has a CVSS 2.0 base score of 6.4, rated medium severity.
Is CVE-2004-2483 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-2483?
CVE-2004-2483 primarily affects Kerio Winroute Firewall. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-2483?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-2483 published?
CVE-2004-2483 was published on 2004-12-31 and last updated on 2026-06-16.

References

Affected products (9)

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