CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
AI Score
Confidence
Low
EPSS
Percentile
81.3%
Opera is prone to a denial of service (DoS) 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("1.3.6.1.4.1.25623.1.0.900803");
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:"2009-07-23 21:05:26 +0200 (Thu, 23 Jul 2009)");
script_tag(name:"cvss_base", value:"5.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
script_cve_id("CVE-2009-2577", "CVE-2008-7245", "CVE-2009-3269");
script_name("Opera Unicode String Denial Of Service Vulnerability - Windows");
script_xref(name:"URL", value:"http://websecurity.com.ua/3338/");
script_xref(name:"URL", value:"http://websecurity.com.ua/2456/");
script_xref(name:"URL", value:"http://websecurity.com.ua/3194/");
script_xref(name:"URL", value:"http://www.securityfocus.com/archive/1/archive/1/505092/100/0/threaded");
script_xref(name:"URL", value:"http://www.securityfocus.com/archive/1/archive/1/506328/100/100/threaded");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2009 Greenbone AG");
script_family("Denial of Service");
script_dependencies("gb_opera_detect_portable_win.nasl");
script_mandatory_keys("Opera/Win/Version");
script_tag(name:"impact", value:"Successful exploitation lets the attacker cause memory or CPU consumption,
resulting in Denial of Service condition.");
script_tag(name:"affected", value:"Opera version 9.52 and prior on Windows.");
script_tag(name:"insight", value:"- Error caused by calling the 'window.print' function in a loop aka a
'printing DoS attack'.
- CPU consumption issue exists when a series of automatic submissions
of a form containing a KEYGEN element.
- Error exists when application fails to handle user supplied input into
the 'write' method via a long Unicode string argument.");
script_tag(name:"solution", value:"Upgrade to Opera Version 10 or later.");
script_tag(name:"summary", value:"Opera is prone to a denial of service (DoS) vulnerability.");
script_tag(name:"qod_type", value:"registry");
script_tag(name:"solution_type", value:"VendorFix");
exit(0);
}
include("version_func.inc");
operaVer = get_kb_item("Opera/Win/Version");
if(!operaVer){
exit(0);
}
if(version_is_less_equal(version:operaVer, test_version:"9.52")){
report = report_fixed_ver(installed_version:operaVer, vulnerable_range:"Less than or equal to 9.52");
security_message(port: 0, data: report);
}