Is CVE-2009-4664 in the CISA KEV catalog?

No. CVE-2009-4664 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-4664?

CVE-2009-4664 has a CVSS v2 base score of 3.3 (LOW).

What is the EPSS score for CVE-2009-4664?

CVE-2009-4664 has an EPSS score of 0.36% (28th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2009-4664?

Upgrade fwbuilder on debian 11 to 3.0.7-1 or later.

CVE & CISA-KEV Catalog

CVE-2009-4664

LOW

3.3

CVSS v2

NVD

Description

Firewall Builder 3.0.4, 3.0.5, and 3.0.6, when running on Linux, allows local users to gain privileges via a symlink attack on an unspecified temporary file that is created by the iptables script.

CWE-59Link Following

How to fix

Remediation Available

fwbuilderDebian

Fixed in:3.0.7-1CVE-2009-4664

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

0.36%probability of exploitation in 30 days

28thpercentile

Low risk: more likely to be exploited than 28% of all known CVEs.

References

Vendor Advisory2

Other references7

Related Vulnerabilities

Other CWE-59 (Link Following) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-30333	High	7.5	99%	KEV + Ransom	Fix
CVE-2021-21300	High	8.0	89%	-	Fix
CVE-2021-32610	High	7.1	73%	-	Fix
CVE-2020-36193	High	7.5	71%	KEV	Fix
CVE-2023-40028	Medium	4.9	58%	-	Fix
CVE-2020-0787	High	7.8	43%	KEV + Ransom	-

Embed a live status badge for CVE-2009-4664

Markdown

[![CVE-2009-4664](https://tridentstack.com/cve/badge/CVE-2009-4664.svg)](https://tridentstack.com/cve/CVE-2009-4664)

HTML

<a href="https://tridentstack.com/cve/CVE-2009-4664"><img src="https://tridentstack.com/cve/badge/CVE-2009-4664.svg" alt="CVE-2009-4664"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.