CVE-2003-0393

MEDIUM 5.0CVE-2003-0393 · Published 02/07/2003 · updated 16/06/2026

In short

CVE-2003-0393 is a MEDIUM (CVSS 5.0) vulnerability affecting privatefirewall (privacyware).
Chance of exploitation in the next 30 days (EPSS): 1.3%, higher than 70.7% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
privatefirewall privacyware	`= 3.0`	No fix yet

Description

Privacyware Privatefirewall 3.0 does not block certain incoming packets when in "Filter Internet Traffic" or Deny Internet Traffic" modes, which allows remote attackers to identify running services via FIN scans or Xmas scans.

References

marc.info
securityfocus.com/bid/7700

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