The remote host is missing an update for the
# Copyright (C) 2019 Greenbone Networks GmbH
# Text descriptions are largely excerpted from the referenced
# advisory, and are Copyright (C) the respective author(s)
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
# 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_oid("1.3.6.1.4.1.25623.1.0.891964");
script_version("2020-01-29T08:22:52+0000");
script_cve_id("CVE-2019-14287");
script_tag(name:"cvss_base", value:"9.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:C/I:C/A:C");
script_tag(name:"last_modification", value:"2020-01-29 08:22:52 +0000 (Wed, 29 Jan 2020)");
script_tag(name:"creation_date", value:"2019-10-18 02:00:06 +0000 (Fri, 18 Oct 2019)");
script_name("Debian LTS: Security Advisory for sudo (DLA-1964-1)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2019 Greenbone Networks GmbH");
script_family("Debian Local Security Checks");
script_dependencies("gather-package-list.nasl");
script_mandatory_keys("ssh/login/debian_linux", "ssh/login/packages", re:"ssh/login/release=DEB8");
script_xref(name:"URL", value:"https://lists.debian.org/debian-lts-announce/2019/10/msg00022.html");
script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DLA-1964-1");
script_xref(name:"URL", value:"https://bugs.debian.org/942322");
script_xref(name:"URL", value:"https://www.sudo.ws/alerts/minus_1_uid.html");
script_tag(name:"summary", value:"The remote host is missing an update for the 'sudo'
package(s) announced via the DLA-1964-1 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"In sudo, a program that provides limited super user privileges to
specific users, an attacker with access to a Runas ALL sudoer account
can bypass certain policy blacklists and session PAM modules, and can
cause incorrect logging, by invoking sudo with a crafted user ID. For
example, this allows bypass of (ALL,!root) configuration for a
'sudo -u#-1' command.
See the referenced vendor advisory for further information.");
script_tag(name:"affected", value:"'sudo' package(s) on Debian Linux.");
script_tag(name:"solution", value:"For Debian 8 'Jessie', this problem has been fixed in version
1.8.10p3-1+deb8u6.
We recommend that you upgrade your sudo packages.");
script_tag(name:"solution_type", value:"VendorFix");
script_tag(name:"qod_type", value:"package");
exit(0);
}
include("revisions-lib.inc");
include("pkg-lib-deb.inc");
res = "";
report = "";
if(!isnull(res = isdpkgvuln(pkg:"sudo", ver:"1.8.10p3-1+deb8u6", rls:"DEB8"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"sudo-ldap", ver:"1.8.10p3-1+deb8u6", rls:"DEB8"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);