openSUSE: Security Advisory for nextcloud-desktop (openSUSE-SU-2021:0577-1)

# Copyright (C) 2021 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("1.3.6.1.4.1.25623.1.0.853768");
  script_version("2025-02-28T05:38:49+0000");
  script_cve_id("CVE-2021-22879");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_tag(name:"last_modification", value:"2025-02-28 05:38:49 +0000 (Fri, 28 Feb 2025)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-05-27 16:20:00 +0000 (Thu, 27 May 2021)");
  script_tag(name:"creation_date", value:"2021-04-21 03:01:13 +0000 (Wed, 21 Apr 2021)");
  script_name("openSUSE: Security Advisory for nextcloud-desktop (openSUSE-SU-2021:0577-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2021 Greenbone Networks GmbH");
  script_family("SuSE Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/opensuse", "ssh/login/rpms", re:"ssh/login/release=openSUSELeap15\.2");

  script_xref(name:"Advisory-ID", value:"openSUSE-SU-2021:0577-1");
  script_xref(name:"URL", value:"https://lists.opensuse.org/archives/list/[email protected]/thread/YL7MF53UDFP75PXEIEPNXBAJQBN6ZIBB");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'nextcloud-desktop'
  package(s) announced via the openSUSE-SU-2021:0577-1 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 nextcloud-desktop fixes the following issues:

     nextcloud-desktop was updated to 3.1.3:

  - desktop#2884 [stable-3.1] Add support for Hirsute

  - desktop#2920 [stable-3.1] Validate sensitive URLs to onle allow http(s)
       schemes.

  - desktop#2926 [stable-3.1] Validate the providers ssl certificate

  - desktop#2939 Bump release to 3.1.3

     This also fix security issues:

  - (boo#1184770, CVE-2021-22879, NC-SA-2021-008, CWE-99)

       Nextcloud Desktop Client prior to 3.1.3 is vulnerable to resource
     injection by way of missing validation of URLs, allowing a malicious
     server to execute remote commands. User interaction is needed for
     exploitation.");

  script_tag(name:"affected", value:"'nextcloud-desktop' package(s) on openSUSE Leap 15.2.");

  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 == "openSUSELeap15.2") {

  if(!isnull(res = isrpmvuln(pkg:"libnextcloudsync-devel", rpm:"libnextcloudsync-devel~3.1.3~lp152.2.6.1", rls:"openSUSELeap15.2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libnextcloudsync0", rpm:"libnextcloudsync0~3.1.3~lp152.2.6.1", rls:"openSUSELeap15.2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libnextcloudsync0-debuginfo", rpm:"libnextcloudsync0-debuginfo~3.1.3~lp152.2.6.1", rls:"openSUSELeap15.2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nextcloud-desktop", rpm:"nextcloud-desktop~3.1.3~lp152.2.6.1", rls:"openSUSELeap15.2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nextcloud-desktop-debuginfo", rpm:"nextcloud-desktop-debuginfo~3.1.3~lp152.2.6.1", rls:"openSUSELeap15.2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nextcloud-desktop-debugsource", rpm:"nextcloud-desktop-debugsource~3.1.3~lp152.2.6.1", rls:"openSUSELeap15.2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nextcloud-desktop-dolphin", rpm:"nextcloud-desktop-dolphin~3.1.3~lp152.2.6.1", rls:"openSUSELeap15.2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nextcloud-desktop-dolphin-debuginfo", rpm:"nextcloud-desktop-dolphin-debuginfo~3.1.3~lp152.2.6.1", rls:"openSUSELeap15.2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"caja-extension-nextcloud", rpm:"caja-extension-nextcloud~3.1.3~lp152.2.6.1", rls:"openSUSELeap15.2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nautilus-extension-nextcloud", rpm:"nautilus-extension-nextcloud~3.1.3~lp152.2.6.1", rls:"openSUSELeap15.2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nemo-extension-nextcloud", rpm:"nemo-extension-nextcloud~3.1.3~lp152.2.6.1", rls:"openSUSELeap15.2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nextcloud-desktop-doc", rpm:"nextcloud-desktop-doc~3.1.3~lp152.2.6.1", rls:"openSUSELeap15.2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nextcloud-desktop-lang", rpm:"nextcloud-desktop-lang~3.1.3~lp152.2.6.1", rls:"openSUSELeap15.2"))) {
    report += res;
  }

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

exit(0);