Two security issues have been discovered in the X.org X server, which
may lead to privilege escalation or an information leak.
# OpenVAS Vulnerability Test
# $Id: deb_3905.nasl 6812 2017-07-31 06:15:43Z cfischer $
# Auto-generated from advisory DSA 3905-1 using nvtgen 1.0
# Script version: 1.0
#
# Author:
# Greenbone Networks
#
# Copyright:
# Copyright (c) 2017 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(703905);
script_version("$Revision: 6812 $");
script_cve_id("CVE-2017-10971", "CVE-2017-10972");
script_name("Debian Security Advisory DSA 3905-1 (xorg-server - security update)");
script_tag(name: "last_modification", value: "$Date: 2017-07-31 08:15:43 +0200 (Mon, 31 Jul 2017) $");
script_tag(name: "creation_date", value: "2017-07-09 00:00:00 +0200 (Sun, 09 Jul 2017)");
script_tag(name:"cvss_base", value:"6.5");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:P/I:P/A:P");
script_tag(name: "solution_type", value: "VendorFix");
script_tag(name: "qod_type", value: "package");
script_xref(name: "URL", value: "http://www.debian.org/security/2017/dsa-3905.html");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (c) 2017 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: "xorg-server on Debian Linux");
script_tag(name: "insight", value: "The Xorg X server is an X server for several architectures and operating
systems, which is derived from the XFree86 4.x series of X servers.");
script_tag(name: "solution", value: "For the oldstable distribution (jessie), these problems have been fixed
in version 2:1.16.4-1+deb8u1.
For the stable distribution (stretch), these problems have been fixed in
version 2:1.19.2-1+deb9u1. Setups running root-less X are not affected.
For the testing distribution (buster), these problems have been fixed
in version 2:1.19.3-2.
For the unstable distribution (sid), these problems have been fixed in
version 2:1.19.3-2.
We recommend that you upgrade your xorg-server packages.");
script_tag(name: "summary", value: "Two security issues have been discovered in the X.org X server, which
may lead to privilege escalation or an information leak.");
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:"xdmx", ver:"2:1.19.3-2", rls_regex:"DEB10.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xdmx-tools", ver:"2:1.19.3-2", rls_regex:"DEB10.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xnest", ver:"2:1.19.3-2", rls_regex:"DEB10.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xorg-server-source", ver:"2:1.19.3-2", rls_regex:"DEB10.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-common", ver:"2:1.19.3-2", rls_regex:"DEB10.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-xephyr", ver:"2:1.19.3-2", rls_regex:"DEB10.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-xorg-core", ver:"2:1.19.3-2", rls_regex:"DEB10.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-xorg-core-udeb", ver:"2:1.19.3-2", rls_regex:"DEB10.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-xorg-dev", ver:"2:1.19.3-2", rls_regex:"DEB10.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-xorg-legacy", ver:"2:1.19.3-2", rls_regex:"DEB10.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xvfb", ver:"2:1.19.3-2", rls_regex:"DEB10.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xwayland", ver:"2:1.19.3-2", rls_regex:"DEB10.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xdmx", ver:"2:1.19.2-1+deb9u1", rls_regex:"DEB9.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xdmx-tools", ver:"2:1.19.2-1+deb9u1", rls_regex:"DEB9.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xnest", ver:"2:1.19.2-1+deb9u1", rls_regex:"DEB9.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xorg-server-source", ver:"2:1.19.2-1+deb9u1", rls_regex:"DEB9.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-common", ver:"2:1.19.2-1+deb9u1", rls_regex:"DEB9.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-xephyr", ver:"2:1.19.2-1+deb9u1", rls_regex:"DEB9.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-xorg-core", ver:"2:1.19.2-1+deb9u1", rls_regex:"DEB9.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-xorg-dev", ver:"2:1.19.2-1+deb9u1", rls_regex:"DEB9.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-xorg-legacy", ver:"2:1.19.2-1+deb9u1", rls_regex:"DEB9.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xvfb", ver:"2:1.19.2-1+deb9u1", rls_regex:"DEB9.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xwayland", ver:"2:1.19.2-1+deb9u1", rls_regex:"DEB9.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xdmx", ver:"2:1.16.4-1+deb8u1", rls_regex:"DEB8.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xdmx-tools", ver:"2:1.16.4-1+deb8u1", rls_regex:"DEB8.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xnest", ver:"2:1.16.4-1+deb8u1", rls_regex:"DEB8.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xorg-server-source", ver:"2:1.16.4-1+deb8u1", rls_regex:"DEB8.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-common", ver:"2:1.16.4-1+deb8u1", rls_regex:"DEB8.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-xephyr", ver:"2:1.16.4-1+deb8u1", rls_regex:"DEB8.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-xorg-core", ver:"2:1.16.4-1+deb8u1", rls_regex:"DEB8.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-xorg-core-dbg", ver:"2:1.16.4-1+deb8u1", rls_regex:"DEB8.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xserver-xorg-dev", ver:"2:1.16.4-1+deb8u1", rls_regex:"DEB8.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xvfb", ver:"2:1.16.4-1+deb8u1", rls_regex:"DEB8.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if ((res = isdpkgvuln(pkg:"xwayland", ver:"2:1.16.4-1+deb8u1", rls_regex:"DEB8.[0-9]+", remove_arch:TRUE )) != NULL) {
report += res;
}
if (report != "") {
security_message(data:report);
} else if (__pkg_match) {
exit(99); # Not vulnerable.
}