HIGH SEVERITY

CVE-2003-0219

Personal Firewall 2 vulnerability

CVSS
7.5
EPSS
3.8%
EPSS pct
89th
Exploited
No known
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.
Affected vendor
Kerio
Affected product
Personal Firewall 2
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Published
2003-05-12

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 3.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2003-0219

  • Confirm whether Kerio Personal Firewall 2 is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2003-0219.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2003-0219

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2003-0219 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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