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Vulnerability record · CVE-2009-1782 · published 22 May 2009

CVE-2009-1782: F-secure anti-virus vulnerability

F Secure · Anti Virus

Multiple F-Secure anti-virus products, including Anti-Virus for Microsoft Exchange 7.10 and earlier; Internet Gatekeeper for Windows 6.61 and earlier, Windows 6.61 and earlier, and Linux 2.16 and earlier; Internet Security 2009 and earlier, Anti-Virus 2009 and earlier, Client Security 8.0 and earlier, and others; allow remote attackers to bypass malware detection via a crafted (1) ZIP and (2) RAR archive.

6.8 CVSS 2.0 Medium EPSS 2.2% · top 18.1%
6.8CVSS 2.0 base score
2.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
6Affected product versions listed by NVD
16References
16 Jun 2026Last modified by NVD

Description

Multiple F-Secure anti-virus products, including Anti-Virus for Microsoft Exchange 7.10 and earlier; Internet Gatekeeper for Windows 6.61 and earlier, Windows 6.61 and earlier, and Linux 2.16 and earlier; Internet Security 2009 and earlier, Anti-Virus 2009 and earlier, Client Security 8.0 and earlier, and others; allow remote attackers to bypass malware detection via a crafted (1) ZIP and (2) RAR archive.

AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

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

References

LinkTags
http://secunia.com/advisories/35008 Vendor Advisory
http://www.f-secure.com/en_EMEA/support/security-advisory/fsc-2009-1.html PatchVendor Advisory
http://www.securityfocus.com/bid/34849
http://www.securitytracker.com/id?1022170
http://www.securitytracker.com/id?1022171
http://www.securitytracker.com/id?1022172
http://www.vupen.com/english/advisories/2009/1262 Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/50346
http://secunia.com/advisories/35008 Vendor Advisory
http://www.f-secure.com/en_EMEA/support/security-advisory/fsc-2009-1.html PatchVendor Advisory
http://www.securityfocus.com/bid/34849
http://www.securitytracker.com/id?1022170
http://www.securitytracker.com/id?1022171
http://www.securitytracker.com/id?1022172
http://www.vupen.com/english/advisories/2009/1262 Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/50346

Track CVE-2009-1782 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%8.8CVE-2021-33601F-secure internet gatekeeper vulnerabilityA vulnerability was discovered in the web user interface of F-Secure Internet Gatekeeper. An authenticated user can modify settings through the web u…EPSS 0.94%7.8CVE-2023-43766F-secure linux protection improper privilege management vulnerabilityCertain WithSecure products allow Local privilege escalation via the lhz archive unpack handler. This affects WithSecure Client Security 15, WithSecu…EPSS 0.16%7.8CVE-2019-11644F-secure client security uncontrolled search path element vulnerabilityIn the F-Secure installer in F-Secure SAFE for Windows before 17.6, F-Secure Internet Security before 17.6, F-Secure Anti-Virus before 17.6, F-Secure…EPSS 1.5%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-2023-49322F-secure linux protection vulnerabilityCertain WithSecure products allow a Denial of Service because there is an unpack handler crash that can lead to a scanning engine crash. This affects…EPSS 0.70%

Source: NIST National Vulnerability Database (record CVE-2009-1782), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.