Debian Security Advisory DSA 3168-1 (ruby-redcloth - security update)

2015-02-22T00:00:00
ID OPENVAS:1361412562310703168
Type openvas
Reporter Copyright (c) 2016 Greenbone Networks GmbH http://greenbone.net
Modified 2018-03-19T00:00:00

Description

Kousuke Ebihara discovered that redcloth, a Ruby module used to convert Textile markup to HTML, did not properly sanitize its input. This allowed a remote attacker to perform a cross-site scripting attack by injecting arbitrary JavaScript code into the generated HTML.

                                        
                                            # OpenVAS Vulnerability Test
# $Id: deb_3168.nasl 9136 2018-03-19 13:08:02Z cfischer $
# Auto-generated from advisory DSA 3168-1 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_oid("1.3.6.1.4.1.25623.1.0.703168");
    script_version("$Revision: 9136 $");
    script_cve_id("CVE-2012-6684");
    script_name("Debian Security Advisory DSA 3168-1 (ruby-redcloth - security update)");
    script_tag(name: "last_modification", value: "$Date: 2018-03-19 14:08:02 +0100 (Mon, 19 Mar 2018) $");
    script_tag(name: "creation_date", value: "2015-02-22 00:00:00 +0100 (Sun, 22 Feb 2015)");
    script_tag(name:"cvss_base", value:"4.3");
    script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:P/A:N");
    script_tag(name: "solution_type", value: "VendorFix");
    script_tag(name: "qod_type", value: "package");

    script_xref(name: "URL", value: "http://www.debian.org/security/2015/dsa-3168.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: "ruby-redcloth on Debian Linux");
    script_tag(name: "insight",   value: "Textile is a very simple text format,
intended for making readable text that can be converted to HTML, and used in docs,
blogs, and Wiki pages.");
    script_tag(name: "solution",  value: "For the stable distribution (wheezy),
this problem has been fixed in version 4.2.9-2+deb7u2.

For the unstable distribution (sid), this problem has been fixed in
version 4.2.9-4.

We recommend that you upgrade your ruby-redcloth packages.");
    script_tag(name: "summary",   value: "Kousuke Ebihara discovered that redcloth,
a Ruby module used to convert Textile markup to HTML, did not properly sanitize its
input. This allowed a remote attacker to perform a cross-site
scripting attack by injecting arbitrary JavaScript code into the
generated HTML.");
    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:"libredcloth-ruby", ver:"4.2.9-2+deb7u2", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libredcloth-ruby-doc", ver:"4.2.9-2+deb7u2", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libredcloth-ruby1.8", ver:"4.2.9-2+deb7u2", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libredcloth-ruby1.9.1", ver:"4.2.9-2+deb7u2", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"ruby-redcloth", ver:"4.2.9-2+deb7u2", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}

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