5.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:P/A:N
6.4 Medium
AI Score
Confidence
Low
0.001 Low
EPSS
Percentile
34.8%
Opera is prone to spoofing vulnerability
# SPDX-FileCopyrightText: 2012 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("1.3.6.1.4.1.25623.1.0.802435");
script_version("2024-02-15T05:05:40+0000");
script_cve_id("CVE-2012-1251");
script_tag(name:"cvss_base", value:"5.8");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:N");
script_tag(name:"last_modification", value:"2024-02-15 05:05:40 +0000 (Thu, 15 Feb 2024)");
script_tag(name:"creation_date", value:"2012-06-12 16:10:48 +0530 (Tue, 12 Jun 2012)");
script_name("Opera 'X.509' Certificates Spoofing Vulnerability - Windows");
script_xref(name:"URL", value:"http://jvn.jp/en/jp/JVN39707339/index.html");
script_xref(name:"URL", value:"http://www.opera.com/docs/changelogs/windows/963/");
script_xref(name:"URL", value:"http://jvndb.jvn.jp/en/contents/2012/JVNDB-2012-000049.html");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2012 Greenbone AG");
script_family("General");
script_dependencies("gb_opera_detect_portable_win.nasl");
script_mandatory_keys("Opera/Win/Version");
script_tag(name:"impact", value:"Successful exploitation will allow remote attackers to spoof servers and
obtain sensitive information.");
script_tag(name:"affected", value:"Opera version prior to 9.63 on Windows");
script_tag(name:"insight", value:"The flaw is due to an error in handling of certificates, It does not properly
verify 'X.509' certificates from SSL servers.");
script_tag(name:"solution", value:"Upgrade to Opera 9.63 or later.");
script_tag(name:"summary", value:"Opera is prone to spoofing 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(version:operaVer, test_version:"9.63")){
report = report_fixed_ver(installed_version:operaVer, fixed_version:"9.63");
security_message(port:0, data:report);
}