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Vulnerability record · CVE-2006-6409 · published 10 December 2006

CVE-2006-6409: F-secure anti-virus vulnerability

F Secure · F Secure Anti Virus

F-Secure Anti-Virus for Linux Gateways 4.65 allows remote attackers to cause a denial of service (possibly fatal scan error), and possibly bypass virus detection, by inserting invalid characters into base64 encoded content in a multipart/mixed MIME file, as demonstrated with the EICAR test file.

10.0 CVSS 2.0 High EPSS 3.7% · top 10.6%
10.0CVSS 2.0 base score
3.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
16 Jun 2026Last modified by NVD

Description

F-Secure Anti-Virus for Linux Gateways 4.65 allows remote attackers to cause a denial of service (possibly fatal scan error), and possibly bypass virus detection, by inserting invalid characters into base64 encoded content in a multipart/mixed MIME file, as demonstrated with the EICAR test file.

AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.quantenblog.net/security/virus-scanner-bypass
http://www.securityfocus.com/archive/1/453654/100/0/threaded
http://www.securityfocus.com/bid/21461
http://www.quantenblog.net/security/virus-scanner-bypass
http://www.securityfocus.com/archive/1/453654/100/0/threaded
http://www.securityfocus.com/bid/21461

Track CVE-2006-6409 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2007-2967F-secure anti-virus improper input validation vulnerabilityMultiple F-Secure anti-virus products for Microsoft Windows and Linux before 20070522 allow remote attackers to cause a denial of service (file scann…EPSS 4.8%10.0CVE-2004-0234Clearswift mailsweeper memory buffer overflow vulnerabilityMultiple stack-based buffer overflows in the get_header function in header.c for LHA 1.14, as used in products such as Barracuda Spam Firewall, allow…EPSS 10%9.3CVE-2007-3300F-secure anti-virus vulnerabilityMultiple F-Secure anti-virus products for Microsoft Windows and Linux before 20070619 allow remote attackers to bypass scanning via a crafted header …EPSS 3.7%7.6CVE-2008-6085F-secure anti-virus vulnerabilityInteger overflow in multiple F-Secure anti-virus products, including Internet Security 2006 through 2008, Anti-Virus 2006 through 2008, and others, w…EPSS 5.5%7.6CVE-2006-2838F-secure anti-virus vulnerabilityBuffer overflow in the web console in F-Secure Anti-Virus for Microsoft Exchange 6.40, and Internet Gatekeeper 6.40 through 6.42 and 6.50 allows remo…EPSS 5.7%7.5CVE-2008-0910F-secure anti-virus permissions and access controls vulnerabilityMultiple F-Secure anti-virus products, including Internet Security 2006 through 2008, Anti-Virus 2006 through 2008, F-Secure Protection Service, and …EPSS 2.5%7.5CVE-2007-2966F-secure anti-virus memory buffer overflow vulnerabilityBuffer overflow in the LHA decompression component in F-Secure anti-virus products for Microsoft Windows and Linux before 20070529 allows remote atta…EPSS 5.2%7.5CVE-2006-0337F-secure anti-virus vulnerabilityBuffer overflow in multiple F-Secure Anti-Virus products and versions for Windows and Linux, including Anti-Virus for Windows Servers 5.52 and earlie…EPSS 5.8%

Source: NIST National Vulnerability Database (record CVE-2006-6409), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.