Debian Security Advisory DSA 2821-1 (gnupg - side channel attack)

2013-12-18T00:00:00
ID OPENVAS:702821
Type openvas
Reporter Copyright (c) 2013 Greenbone Networks GmbH http://greenbone.net
Modified 2017-07-07T00:00:00

Description

Genkin, Shamir and Tromer discovered that RSA key material could be extracted by using the sound generated by the computer during the decryption of some chosen ciphertexts.

                                        
                                            # OpenVAS Vulnerability Test
# $Id: deb_2821.nasl 6611 2017-07-07 12:07:20Z cfischer $
# Auto-generated from advisory DSA 2821-1 using nvtgen 1.0
# Script version: 1.1
#
# Author:
# Greenbone Networks
#
# Copyright:
# Copyright (c) 2013 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.
#

include("revisions-lib.inc");

tag_affected  = "gnupg on Debian Linux";
tag_insight   = "GnuPG is GNU's tool for secure communication and data storage.
It can be used to encrypt data and to create digital signatures.
It includes an advanced key management facility and is compliant
with the proposed OpenPGP Internet standard as described in RFC2440.";
tag_solution  = "For the oldstable distribution (squeeze), this problem has been fixed in
version 1.4.10-4+squeeze4.

For the stable distribution (wheezy), this problem has been fixed in
version 1.4.12-7+deb7u3.

For the unstable distribution (sid), this problem has been fixed in
version 1.4.15-3.

We recommend that you upgrade your gnupg packages.";
tag_summary   = "Genkin, Shamir and Tromer discovered that RSA key material could
be extracted by using the sound generated by the computer during the
decryption of some chosen ciphertexts.";
tag_vuldetect = "This check tests the installed software version using the apt package manager.";

if(description)
{
    script_id(702821);
    script_version("$Revision: 6611 $");
    script_cve_id("CVE-2013-4576");
    script_name("Debian Security Advisory DSA 2821-1 (gnupg - side channel attack)");
    script_tag(name: "last_modification", value:"$Date: 2017-07-07 14:07:20 +0200 (Fri, 07 Jul 2017) $");
    script_tag(name: "creation_date", value:"2013-12-18 00:00:00 +0100 (Wed, 18 Dec 2013)");
    script_tag(name: "cvss_base", value:"2.1");
    script_tag(name: "cvss_base_vector", value:"AV:L/AC:L/Au:N/C:P/I:N/A:N");

    script_xref(name: "URL", value: "http://www.debian.org/security/2013/dsa-2821.html");


    script_category(ACT_GATHER_INFO);

    script_copyright("Copyright (c) 2013 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: tag_affected);
    script_tag(name: "insight",   value: tag_insight);
#    script_tag(name: "impact",    value: tag_impact);
    script_tag(name: "solution",  value: tag_solution);
    script_tag(name: "summary",   value: tag_summary);
    script_tag(name: "vuldetect", value: tag_vuldetect);
    script_tag(name:"qod_type", value:"package");
    script_tag(name:"solution_type", value:"VendorFix");

    exit(0);
}

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

res = "";
report = "";
if ((res = isdpkgvuln(pkg:"gnupg", ver:"1.4.10-4+squeeze4", rls:"DEB6.0")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gnupg-curl", ver:"1.4.10-4+squeeze4", rls:"DEB6.0")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gpgv", ver:"1.4.10-4+squeeze4", rls:"DEB6.0")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gnupg", ver:"1.4.12-7+deb7u3", rls:"DEB7.0")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gnupg-curl", ver:"1.4.12-7+deb7u3", rls:"DEB7.0")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gpgv", ver:"1.4.12-7+deb7u3", rls:"DEB7.0")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"gpgv-win32", ver:"1.4.12-7+deb7u3", rls:"DEB7.0")) != NULL) {
    report += res;
}

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