Debian Security Advisory DSA 3177-1 (mod-gnutls - security update)

# OpenVAS Vulnerability Test
# $Id: deb_3177.nasl 6609 2017-07-07 12:05:59Z cfischer $
# Auto-generated from advisory DSA 3177-1 using nvtgen 1.0
# Script version: 1.0
#
# Author:
# Greenbone Networks
#
# Copyright:
# Copyright (c) 2015 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(703177);
    script_version("$Revision: 6609 $");
    script_cve_id("CVE-2015-2091");
    script_name("Debian Security Advisory DSA 3177-1 (mod-gnutls - security update)");
    script_tag(name: "last_modification", value: "$Date: 2017-07-07 14:05:59 +0200 (Fri, 07 Jul 2017) $");
    script_tag(name: "creation_date", value: "2015-03-10 00:00:00 +0100 (Tue, 10 Mar 2015)");
    script_tag(name:"cvss_base", value:"5.0");
    script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:P/A:N");
    script_tag(name: "solution_type", value: "VendorFix");

    script_xref(name: "URL", value: "http://www.debian.org/security/2015/dsa-3177.html");


    script_category(ACT_GATHER_INFO);

    script_copyright("Copyright (c) 2015 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: "mod-gnutls on Debian Linux");
    script_tag(name: "solution",  value: "For the stable distribution (wheezy),
this problem has been fixed in version 0.5.10-1.1+deb7u1.

For the unstable distribution (sid), this problem has been fixed in
version 0.6-1.3.

We recommend that you upgrade your mod-gnutls packages.");
    script_tag(name: "summary",   value: "Thomas Klute discovered that in
mod-gnutls, an Apache module providing SSL and TLS encryption with GnuTLS,
a bug caused the server's client verify mode not to be considered at all,
in case the directory's configuration was unset. Clients with invalid
certificates were then able to leverage this flaw in order to get access to
that directory.");
    script_tag(name: "vuldetect", value: "This check tests the installed software
version using the apt package manager.");
    script_tag(name:"qod_type", value:"package");
    exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-deb.inc");

res = "";
report = "";
if ((res = isdpkgvuln(pkg:"libapache2-mod-gnutls", ver:"0.5.10-1.1+deb7u1", rls_regex:"DEB7.[0-9]")) != NULL) {
    report += res;
}

if (report != "") {
    security_message(data:report);
} else if (__pkg_match) {
    exit(99); # Not vulnerable.
}