openSUSE: Security Advisory for gnutls (openSUSE-SU-2018:2958-1)

# Copyright (C) 2018 Greenbone Networks GmbH
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(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("1.3.6.1.4.1.25623.1.0.852002");
  script_version("2021-06-25T11:00:33+0000");
  script_cve_id("CVE-2017-10790", "CVE-2018-10844", "CVE-2018-10845", "CVE-2018-10846");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_tag(name:"last_modification", value:"2021-06-25 11:00:33 +0000 (Fri, 25 Jun 2021)");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-06-28 14:15:00 +0000 (Sun, 28 Jun 2020)");
  script_tag(name:"creation_date", value:"2018-10-26 06:33:23 +0200 (Fri, 26 Oct 2018)");
  script_name("openSUSE: Security Advisory for gnutls (openSUSE-SU-2018:2958-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2018 Greenbone Networks GmbH");
  script_family("SuSE Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/suse", "ssh/login/rpms", re:"ssh/login/release=openSUSELeap15\.0");

  script_xref(name:"openSUSE-SU", value:"2018:2958-1");
  script_xref(name:"URL", value:"https://lists.opensuse.org/opensuse-security-announce/2018-10/msg00000.html");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'gnutls'
  package(s) announced via the openSUSE-SU-2018:2958-1 advisory.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");

  script_tag(name:"insight", value:"This update for gnutls fixes the following security issues:

  - Improved mitigations against Lucky 13 class of attacks

  - CVE-2018-10846:'Just in Time' PRIME + PROBE cache-based side channel
  attack can lead to plaintext recovery (bsc#1105460)

  - CVE-2018-10845: HMAC-SHA-384 vulnerable to Lucky thirteen attack due to
  use
  of wrong constant (bsc#1105459)

  - CVE-2018-10844: HMAC-SHA-256 vulnerable to Lucky thirteen attack due to
  not enough dummy function calls (bsc#1105437)

  - CVE-2017-10790: The _asn1_check_identifier function in Libtasn1 caused a
  NULL pointer dereference and crash (bsc#1047002)

  This update was imported from the SUSE:SLE-15:Update update project.

  Patch Instructions:

  To install this openSUSE Security Update use the SUSE recommended
  installation methods
  like YaST online_update or 'zypper patch'.

  Alternatively you can run the command listed for your product:

  - openSUSE Leap 15.0:

  zypper in -t patch openSUSE-2018-1092=1");

  script_tag(name:"affected", value:"gnutls on openSUSE Leap 15.0.");

  script_tag(name:"solution", value:"Please install the updated package(s).");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"package");

  exit(0);
}

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

release = rpm_get_ssh_release();
if(!release)
  exit(0);

res = "";
report = "";

if(release == "openSUSELeap15.0") {
  if(!isnull(res = isrpmvuln(pkg:"gnutls", rpm:"gnutls~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"gnutls-debuginfo", rpm:"gnutls-debuginfo~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"gnutls-debugsource", rpm:"gnutls-debugsource~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"gnutls-guile", rpm:"gnutls-guile~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"gnutls-guile-debuginfo", rpm:"gnutls-guile-debuginfo~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libgnutls-dane-devel", rpm:"libgnutls-dane-devel~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libgnutls-dane0", rpm:"libgnutls-dane0~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libgnutls-dane0-debuginfo", rpm:"libgnutls-dane0-debuginfo~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libgnutls-devel", rpm:"libgnutls-devel~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libgnutls30", rpm:"libgnutls30~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libgnutls30-debuginfo", rpm:"libgnutls30-debuginfo~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libgnutlsxx-devel", rpm:"libgnutlsxx-devel~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libgnutlsxx28", rpm:"libgnutlsxx28~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libgnutlsxx28-debuginfo", rpm:"libgnutlsxx28-debuginfo~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libgnutls-devel-32bit", rpm:"libgnutls-devel-32bit~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libgnutls30-32bit", rpm:"libgnutls30-32bit~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libgnutls30-32bit-debuginfo", rpm:"libgnutls30-32bit-debuginfo~3.6.2~lp150.4.3.1", rls:"openSUSELeap15.0"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

exit(0);