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Debian Security Advisory DSA 3466-1 (krb5 - security update)

🗓️ 04 Feb 2016 00:00:00Reported by Copyright (c) 2016 Greenbone Networks GmbH http://greenbone.netType 
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Debian Security Advisory DSA 3466-1 (krb5 - security update) addressing vulnerabilities in krb5, MIT implementation of Kerberos

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Code
# OpenVAS Vulnerability Test
# $Id: deb_3466.nasl 6608 2017-07-07 12:05:05Z cfischer $
# Auto-generated from advisory DSA 3466-1 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_id(703466);
    script_version("$Revision: 6608 $");
    script_cve_id("CVE-2015-8629", "CVE-2015-8630", "CVE-2015-8631");
    script_name("Debian Security Advisory DSA 3466-1 (krb5 - security update)");
    script_tag(name: "last_modification", value: "$Date: 2017-07-07 14:05:05 +0200 (Fri, 07 Jul 2017) $");
    script_tag(name: "creation_date", value: "2016-02-04 00:00:00 +0100 (Thu, 04 Feb 2016)");
    script_tag(name:"cvss_base", value:"6.8");
    script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:N/I:N/A:C");
    script_tag(name: "solution_type", value: "VendorFix");
    script_tag(name: "qod_type", value: "package");

    script_xref(name: "URL", value: "http://www.debian.org/security/2016/dsa-3466.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: "krb5 on Debian Linux");
    script_tag(name: "insight",   value: "Kerberos is a system for authenticating
users and services on a network.
Kerberos is a trusted third-party service.");
    script_tag(name: "solution",  value: "For the oldstable distribution (wheezy),
these problems have been fixed in version 1.10.1+dfsg-5+deb7u7. The oldstable
distribution (wheezy) is not affected by CVE-2015-8630.

For the stable distribution (jessie), these problems have been fixed in
version 1.12.1+dfsg-19+deb8u2.

We recommend that you upgrade your krb5 packages.");
    script_tag(name: "summary",   value: "Several vulnerabilities were discovered
in krb5, the MIT implementation of Kerberos. The Common Vulnerabilities and
Exposures project identifies the following problems:

CVE-2015-8629
It was discovered that an authenticated attacker can cause kadmind
to read beyond the end of allocated memory by sending a string
without a terminating zero byte. Information leakage may be possible
for an attacker with permission to modify the database.

CVE-2015-8630
It was discovered that an authenticated attacker with permission to
modify a principal entry can cause kadmind to dereference a null
pointer by supplying a null policy value but including KADM5_POLICY
in the mask.

CVE-2015-8631
It was discovered that an authenticated attacker can cause kadmind
to leak memory by supplying a null principal name in a request which
uses one. Repeating these requests will eventually cause kadmind to
exhaust all available memory.");
    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:"krb5-admin-server", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-doc", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-gss-samples", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-kdc", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-kdc-ldap", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-locales", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-multidev", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-pkinit:amd64", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-pkinit:i386", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-user", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libgssapi-krb5-2:amd64", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libgssapi-krb5-2:i386", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libgssrpc4:amd64", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libgssrpc4:i386", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libk5crypto3:amd64", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libk5crypto3:i386", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkadm5clnt-mit8:amd64", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkadm5clnt-mit8:i386", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkadm5srv-mit8:amd64", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkadm5srv-mit8:i386", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkdb5-6:amd64", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkdb5-6:i386", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5-3:amd64", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5-3:i386", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5-dbg:amd64", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5-dbg:i386", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5-dev", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5support0:amd64", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5support0:i386", ver:"1.10.1+dfsg-5+deb7u7", rls_regex:"DEB7.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-admin-server", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-doc", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-gss-samples", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-kdc", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-kdc-ldap", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-locales", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-multidev", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-otp:amd64", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-otp:i386", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-pkinit:amd64", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-pkinit:i386", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"krb5-user", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libgssapi-krb5-2:amd64", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libgssapi-krb5-2:i386", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libgssrpc4:amd64", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libgssrpc4:i386", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libk5crypto3:amd64", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libk5crypto3:i386", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkadm5clnt-mit9:amd64", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkadm5clnt-mit9:i386", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkadm5srv-mit9:amd64", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkadm5srv-mit9:i386", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkdb5-7:amd64", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkdb5-7:i386", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrad-dev", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrad0:amd64", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrad0:i386", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5-3:amd64", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5-3:i386", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5-dbg:amd64", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5-dbg:i386", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5-dev", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5support0:amd64", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}
if ((res = isdpkgvuln(pkg:"libkrb5support0:i386", ver:"1.12.1+dfsg-19+deb8u2", rls_regex:"DEB8.[0-9]+")) != NULL) {
    report += res;
}

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

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