What is CVE-2006-0054?

CVE-2006-0054 is a medium-severity vulnerability in FreeBSD, classified under Access of Uninitialized Pointer. CVSS score: 5.3/10. Published 2006-01-11.

How severe is CVE-2006-0054?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in FreeBSD

CVE-2006-0054

The ipfw firewall in FreeBSD 6.0-RELEASE allows remote attackers to cause a denial of service (firewall crash) via ICMP IP fragments that match a reset, reject or unreach action, which leads to an access of an uninitialized pointer.

Published 2006-01-11 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.032 (87.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 87.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.032 · newest: 0.032 · change: 0.000

Affected products

FreeBSD — versions 6.0

Weakness classification (CWE)

CWE-824 — Access of Uninitialized Pointer

References

www.osvdb.org/22319 (vdb-entry, Broken Link)
www.securityfocus.com/bid/16209 (Patch, VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
secunia.com/advisories/18378 (Patch, Broken Link, Vendor Advisory, third-party-advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/24073 (VDB Entry, Third Party Advisory, vdb-entry)
securitytracker.com/id (VDB Entry, Third Party Advisory, vdb-entry, Broken Link)

Frequently asked questions

What is CVE-2006-0054?: CVE-2006-0054 is a medium-severity vulnerability in FreeBSD, classified under Access of Uninitialized Pointer. CVSS score: 5.3/10. Published 2006-01-11.
How severe is CVE-2006-0054?: Medium severity. CVSS v3 base score is 5.3 out of 10.