CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
AI Score
Confidence
Low
EPSS
Percentile
86.1%
F-Secure Product is prone to Malware Detection Bypass Vulnerability.
# SPDX-FileCopyrightText: 2009 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.900362");
script_version("2024-02-15T05:05:39+0000");
script_tag(name:"last_modification", value:"2024-02-15 05:05:39 +0000 (Thu, 15 Feb 2024)");
script_tag(name:"creation_date", value:"2009-06-17 17:54:48 +0200 (Wed, 17 Jun 2009)");
script_tag(name:"cvss_base", value:"6.8");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
script_cve_id("CVE-2009-1782");
script_name("F-Secure Products Malware Detection Bypass Vulnerability - Windows");
script_xref(name:"URL", value:"http://secunia.com/advisories/35008");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/34849");
script_xref(name:"URL", value:"http://xforce.iss.net/xforce/xfdb/50346");
script_xref(name:"URL", value:"http://www.vupen.com/english/advisories/2009/1262");
script_xref(name:"URL", value:"http://www.f-secure.com/en_EMEA/support/security-advisory/fsc-2009-1.html");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2009 Greenbone AG");
script_family("Malware");
script_dependencies("smb_reg_service_pack.nasl");
script_mandatory_keys("SMB/WindowsVersion");
script_require_ports(139, 445);
script_tag(name:"impact", value:"Successful exploitation will let the attacker craft malwares in a
archive file and spread it across the network to gain access to sensitive
information or cause damage to the system.");
script_tag(name:"affected", value:"F-Secure Anti-Virus 2009 and earlier
F-Secure Client Security 8.0 and earlier
F-Secure Internet Security 2009 and earlier
F-Secure Anti-Virus for MIMEsweeper 5.61 and earlier
F-Secure Anti-Virus for Workstations 8.0 and earlier
F-Secure Anti-Virus for Windows Servers 8.00 and earlier
F-Secure Internet Gatekeeper for Windows 6.61 and earlier
F-Secure Anti-Virus for Microsoft Exchange 7.10 and earlier");
script_tag(name:"insight", value:"This flaw is due to bug in the antivirus scanning engine which doesn't process
the malformed crafted malware archives.");
script_tag(name:"solution", value:"Apply the patch from the referenced advisory.");
script_tag(name:"summary", value:"F-Secure Product is prone to Malware Detection Bypass Vulnerability.");
script_tag(name:"qod_type", value:"registry");
script_tag(name:"solution_type", value:"VendorFix");
exit(0);
}
include("smb_nt.inc");
include("version_func.inc");
include("secpod_smb_func.inc");
if(!get_kb_item("SMB/WindowsVersion")){
exit(0);
}
if(!registry_key_exists(key:"SOFTWARE\Data Fellows\F-Secure")){
exit(0);
}
# Anti-Virus for Windows Servers and Internet Security
fsPath = registry_get_sz(key:"SOFTWARE\Data Fellows\F-Secure\Anti-Virus",
item:"Path");
if(!fsPath)
{
fsPath = registry_get_sz(key:"SOFTWARE\Data Fellows\F-Secure" +
"\Content Scanner Server", item:"Path");
if(!fsPath){
exit(0);
}
}
fsPath = fsPath + "\fm4av.dll";
share = ereg_replace(pattern:"([a-zA-Z]):.*", replace:"\1$", string:fsPath);
file = ereg_replace(pattern:"[a-zA-Z]:(.*)", replace:"\1", string:fsPath);
dllVer = GetVer(file:file, share:share);
if(!dllVer){
exit(0);
}
if(version_is_less(version:dllVer, test_version:"3.1.15160.1")){
report = report_fixed_ver(installed_version:dllVer, fixed_version:"3.1.15160.1", install_path:fsPath);
security_message(port: 0, data: report);
}