How severe is CVE-2003-0219?

CVE-2003-0219 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2003-0219 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2003-0219?

CVE-2003-0219 primarily affects Kerio Personal Firewall 2. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2003-0219?

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

When was CVE-2003-0219 published?

CVE-2003-0219 was published on 2003-05-12 and last updated on 2026-06-16.

CVE-2003-0219

CVE-2003-0219 is a high-severity vulnerability in Kerio Personal Firewall 2 with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Kerio Personal Firewall 2
Published: 2003-05-12
Last modified: 2026-06-16

Description

Kerio Personal Firewall (KPF) 2.1.4 and earlier allows remote attackers to execute administrator commands by sniffing packets from a valid session and replaying them against the remote administration server.

Frequently asked questions

What is CVE-2003-0219?: Kerio Personal Firewall (KPF) 2.1.4 and earlier allows remote attackers to execute administrator commands by sniffing packets from a valid session and replaying them against the remote administration server.
How severe is CVE-2003-0219?: CVE-2003-0219 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2003-0219 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0219?: CVE-2003-0219 primarily affects Kerio Personal Firewall 2. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-0219?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2003-0219 published?: CVE-2003-0219 was published on 2003-05-12 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:a:kerio:personal_firewall_2:2.1:*:*:*:*:*:*:*
cpe:2.3:a:kerio:personal_firewall_2:2.1.1:*:*:*:*:*:*:*
cpe:2.3:a:kerio:personal_firewall_2:2.1.2:*:*:*:*:*:*:*
cpe:2.3:a:kerio:personal_firewall_2:2.1.3:*:*:*:*:*:*:*
cpe:2.3:a:kerio:personal_firewall_2:2.1.4:*:*:*:*:*:*:*

More vulnerabilities in Kerio Personal Firewall 2

CVE-2003-0220 — High (CVSS 7.5): Buffer overflow in the administrator authentication process for Kerio Personal Firewall (KPF) 2.1.4 and earlier allows…

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