Dominic Scheirlinck and Scott Geary of Vend
reported insecure behavior in the lighttpd web server. Lighttpd assigned Proxy header
values from client requests to internal HTTP_PROXY environment variables, allowing
remote attackers to carry out Man in the Middle (MITM) attacks or
initiate connections to arbitrary hosts.
# OpenVAS Vulnerability Test
# $Id: deb_3642.nasl 6608 2017-07-07 12:05:05Z cfischer $
# Auto-generated from advisory DSA 3642-1 using nvtgen 1.0
# Script version: 1.0
#
# Author:
# Greenbone Networks
#
# Copyright:
# Copyright (c) 2016 Greenbone Networks GmbH http://greenbone.net
# Text descriptions are largely excerpted from the referenced
# advisory, and are Copyright (c) the respective author(s)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# 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.
#
if(description)
{
script_id(703642);
script_version("$Revision: 6608 $");
script_cve_id("CVE-2016-1000212");
script_name("Debian Security Advisory DSA 3642-1 (lighttpd - security update)");
script_tag(name: "last_modification", value: "$Date: 2017-07-07 14:05:05 +0200 (Fri, 07 Jul 2017) $");
script_tag(name: "creation_date", value: "2016-08-05 00:00:00 +0200 (Fri, 05 Aug 2016)");
script_tag(name: "cvss_base", value: "10.0");
script_tag(name: "cvss_base_vector", value: "AV:N/AC:L/Au:N/C:C/I:C/A:C");
script_tag(name: "solution_type", value: "VendorFix");
script_tag(name: "qod_type", value: "package");
script_xref(name: "URL", value: "http://www.debian.org/security/2016/dsa-3642.html");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (c) 2016 Greenbone Networks GmbH http://greenbone.net");
script_family("Debian Local Security Checks");
script_dependencies("gather-package-list.nasl");
script_mandatory_keys("ssh/login/debian_linux", "ssh/login/packages");
script_tag(name: "affected", value: "lighttpd on Debian Linux");
script_tag(name: "insight", value: "lighttpd is a small webserver and fast
webserver developed with security in mind and a lot of features.
It has support for
* CGI, FastCGI and SSI
* virtual hosts
* URL rewriting
* authentication (plain files, htpasswd, LDAP)
* transparent content compression
* conditional configuration
* HTTP proxying
and configuration is straight-forward and easy.");
script_tag(name: "solution", value: "For the stable distribution (jessie), this
problem has been fixed in version 1.4.35-4+deb8u1.
We recommend that you upgrade your lighttpd packages.");
script_tag(name: "summary", value: "Dominic Scheirlinck and Scott Geary of Vend
reported insecure behavior in the lighttpd web server. Lighttpd assigned Proxy header
values from client requests to internal HTTP_PROXY environment variables, allowing
remote attackers to carry out Man in the Middle (MITM) attacks or
initiate connections to arbitrary hosts.");
script_tag(name: "vuldetect", value: "This check tests the installed software
version using the apt package manager.");
exit(0);
}
include("revisions-lib.inc");
include("pkg-lib-deb.inc");
res = "";
report = "";
if ((res = isdpkgvuln(pkg:"lighttpd", ver:"1.4.35-4+deb8u1", rls_regex:"DEB8.[0-9]+")) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"lighttpd-doc", ver:"1.4.35-4+deb8u1", rls_regex:"DEB8.[0-9]+")) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"lighttpd-mod-cml", ver:"1.4.35-4+deb8u1", rls_regex:"DEB8.[0-9]+")) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"lighttpd-mod-magnet", ver:"1.4.35-4+deb8u1", rls_regex:"DEB8.[0-9]+")) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"lighttpd-mod-mysql-vhost", ver:"1.4.35-4+deb8u1", rls_regex:"DEB8.[0-9]+")) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"lighttpd-mod-trigger-b4-dl", ver:"1.4.35-4+deb8u1", rls_regex:"DEB8.[0-9]+")) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"lighttpd-mod-webdav", ver:"1.4.35-4+deb8u1", rls_regex:"DEB8.[0-9]+")) != NULL) {
report += res;
}
if (report != "") {
security_message(data:report);
} else if (__pkg_match) {
exit(99); # Not vulnerable.
}