Multiple vulnerabilities were found in the rubygems package management
framework, embedded in JRuby, a pure-Java implementation of the Ruby
programming language.
CVE-2018-1000075
A negative size vulnerability in ruby gem package tar header that could
cause an infinite loop.
CVE-2018-1000076
Ruby gems package improperly verifies cryptographic signatures. A mis-signed
gem could be installed if the tarball contains multiple gem signatures.
CVE-2018-1000077
An improper input validation vulnerability in ruby gems specification
homepage attribute could allow malicious gem to set an invalid homepage
URL.
CVE-2018-1000078
Cross Site Scripting (XSS) vulnerability in gem server display of homepage
attribute
# Copyright (C) 2018 Greenbone Networks GmbH
# Text descriptions are largely excerpted from the referenced
# advisory, and are Copyright (C) of 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("1.3.6.1.4.1.25623.1.0.891337");
script_version("2020-01-29T08:22:52+0000");
script_cve_id("CVE-2018-1000075", "CVE-2018-1000076", "CVE-2018-1000077", "CVE-2018-1000078");
script_name("Debian LTS: Security Advisory for jruby (DLA-1337-1)");
script_tag(name:"last_modification", value:"2020-01-29 08:22:52 +0000 (Wed, 29 Jan 2020)");
script_tag(name:"creation_date", value:"2018-04-03 00:00:00 +0200 (Tue, 03 Apr 2018)");
script_tag(name:"cvss_base", value:"7.5");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/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:"https://lists.debian.org/debian-lts-announce/2018/04/msg00001.html");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2018 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", re:"ssh/login/release=DEB7");
script_tag(name:"affected", value:"jruby on Debian Linux");
script_tag(name:"solution", value:"For Debian 7 'Wheezy', these problems have been fixed in version
1.5.6-5+deb7u1.
We recommend that you upgrade your jruby packages.");
script_tag(name:"summary", value:"Multiple vulnerabilities were found in the rubygems package management
framework, embedded in JRuby, a pure-Java implementation of the Ruby
programming language.
CVE-2018-1000075
A negative size vulnerability in ruby gem package tar header that could
cause an infinite loop.
CVE-2018-1000076
Ruby gems package improperly verifies cryptographic signatures. A mis-signed
gem could be installed if the tarball contains multiple gem signatures.
CVE-2018-1000077
An improper input validation vulnerability in ruby gems specification
homepage attribute could allow malicious gem to set an invalid homepage
URL.
CVE-2018-1000078
Cross Site Scripting (XSS) vulnerability in gem server display of homepage
attribute");
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(!isnull(res = isdpkgvuln(pkg:"jruby", ver:"1.5.6-5+deb7u1", rls:"DEB7"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}