The host is installed with Perl and is prone to denial of service
vulnerability.
###############################################################################
# OpenVAS Vulnerability Test
# $Id: gb_perl_dos_vuln_win.nasl 7029 2017-08-31 11:51:40Z teissa $
#
# Perl Denial of Service Vulnerability (Windows)
#
# Authors:
# Madhuri D <[email protected]>
#
# Copyright:
# Copyright (c) 2011 Greenbone Networks GmbH, http://www.greenbone.net
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2
# (or any later version), as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
###############################################################################
tag_impact = "Successful exploitation will allow attackers to cause an affected
application to crash, denying service to legitimate users.
Impact Level: Application";
tag_affected = "Perl versions 5.10 and 5.10.1 on Windows.";
tag_insight = "The flaw is due to an error in 'getpeername', 'readdir', 'closedir',
'getsockname', 'rewinddir', 'tell', or 'telldir' function calls. When given
a wrong number of arguments, those functions will attempt to perform a
comparison between an unallocated memory zone and a given register, resulting
in a segmentation fault.";
tag_solution = "Upgrade to Perl version 5.12 or later.
For updates refer to http://www.perl.org/get.html";
tag_summary = "The host is installed with Perl and is prone to denial of service
vulnerability.";
if(description)
{
script_id(801790);
script_version("$Revision: 7029 $");
script_tag(name:"last_modification", value:"$Date: 2017-08-31 13:51:40 +0200 (Thu, 31 Aug 2017) $");
script_tag(name:"creation_date", value:"2011-05-23 15:31:07 +0200 (Mon, 23 May 2011)");
script_cve_id("CVE-2011-0761");
script_bugtraq_id(47766);
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_name("Perl Denial of Service Vulnerability (Windows)");
script_xref(name : "URL" , value : "http://xforce.iss.net/xforce/xfdb/67355");
script_xref(name : "URL" , value : "http://www.toucan-system.com/advisories/tssa-2011-03.txt");
script_xref(name : "URL" , value : "http://www.securityfocus.com/archive/1/archive/1/517916/100/0/threaded");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (c) 2011 Greenbone Networks GmbH");
script_family("Denial of Service");
script_dependencies("gb_perl_detect_win.nasl");
script_mandatory_keys("Perl/Strawberry_or_Active/Installed");
script_tag(name : "impact" , value : tag_impact);
script_tag(name : "affected" , value : tag_affected);
script_tag(name : "insight" , value : tag_insight);
script_tag(name : "solution" , value : tag_solution);
script_tag(name : "summary" , value : tag_summary);
script_tag(name:"qod_type", value:"registry");
script_tag(name:"solution_type", value:"VendorFix");
exit(0);
}
include("version_func.inc");
apVer = get_kb_item("ActivePerl/Ver");
if(apVer)
{
if(version_in_range(version:apVer, test_version:"5.10", test_version2:"5.10.1"))
{
security_message(0);
exit(0);
}
}
spVer = get_kb_item("Strawberry/Perl/Ver");
if(spVer)
{
if(version_in_range(version:spVer, test_version:"5.10", test_version2:"5.10.1")){
security_message(0);
}
}