CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
AI Score
Confidence
Low
EPSS
Percentile
25.1%
avast! AntiVirus is prone to multiple vulnerabilities.
# 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
CPE = "cpe:/a:avast:antivirus";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.801111");
script_version("2024-02-08T05:05:59+0000");
script_tag(name:"last_modification", value:"2024-02-08 05:05:59 +0000 (Thu, 08 Feb 2024)");
script_tag(name:"creation_date", value:"2009-10-08 08:22:29 +0200 (Thu, 08 Oct 2009)");
script_tag(name:"cvss_base", value:"7.2");
script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:C/I:C/A:C");
script_cve_id("CVE-2009-3522", "CVE-2009-3523", "CVE-2009-3524");
script_name("avast! Multiple Vulnerabilities (Oct 2009) - Windows");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2009 Greenbone AG");
script_family("Buffer overflow");
script_dependencies("gb_avast_av_detect_win.nasl");
script_mandatory_keys("avast/antivirus/detected");
script_xref(name:"URL", value:"http://secunia.com/advisories/36858/");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/36507");
script_xref(name:"URL", value:"http://www.securityfocus.com/archive/1/506681");
script_xref(name:"URL", value:"http://www.vupen.com/english/advisories/2009/2761");
script_tag(name:"impact", value:"Successful exploitation will let the local attackers to cause a Denial of
Service or gain escalated privileges on the victim's system.");
script_tag(name:"affected", value:"avast! Home and Professional version prior to 4.8.1356 on Windows.");
script_tag(name:"insight", value:"- A boundary error exists in the 'aswMon2' kernel driver when processing
IOCTLs. This can be exploited to cause a stack-based buffer overflow via a specially crafted 0xB2C80018 IOCTL.
- An error in the 'AavmKer4.sys' kernel driver that can be exploited to
corrupt memory via a specially crafted 0xB2D6000C or 0xB2D60034 IOCTL.
- An unspecified error exists in the ashWsFtr.dll library which can be
exploited to cause unknown impact.");
script_tag(name:"solution", value:"Upgrade to avast! version 4.8.1356 or later.");
script_tag(name:"summary", value:"avast! AntiVirus is prone to multiple vulnerabilities.");
script_tag(name:"qod_type", value:"registry");
script_tag(name:"solution_type", value:"VendorFix");
exit(0);
}
include( "host_details.inc" );
include( "version_func.inc" );
if( ! infos = get_app_version_and_location( cpe:CPE, exit_no_version:TRUE ) )
exit( 0 );
version = infos["version"];
location = infos["location"];
if( version_is_less( version:version, test_version:"4.8.1356" ) ) {
report = report_fixed_ver( installed_version:version, fixed_version:"4.8.1356", install_path:location );
security_message(port: 0, data: report);
exit( 0 );
}
exit( 99 );