SUSE SLED15 / SLES15 Security Update : webkit2gtk3 (SUSE-SU-2021:3874-1)

#%NASL_MIN_LEVEL 70300
##
# (C) Tenable, Inc.
#
# The package checks in this plugin were extracted from
# SUSE update advisory SUSE-SU-2021:3874-1. The text itself
# is copyright (C) SUSE.
##

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(155827);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/07/13");

  script_cve_id("CVE-2021-30846", "CVE-2021-30851");
  script_xref(name:"SuSE", value:"SUSE-SU-2021:3874-1");

  script_name(english:"SUSE SLED15 / SLES15 Security Update : webkit2gtk3 (SUSE-SU-2021:3874-1)");

  script_set_attribute(attribute:"synopsis", value:
"The remote SUSE host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by multiple vulnerabilities as
referenced in the SUSE-SU-2021:3874-1 advisory.

  - A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 14.8 and
    iPadOS 14.8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing maliciously crafted web
    content may lead to arbitrary code execution. (CVE-2021-30846)

  - A memory corruption vulnerability was addressed with improved locking. This issue is fixed in Safari 15,
    tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing maliciously crafted web content may lead to code
    execution. (CVE-2021-30851)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1192063");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2021-30846");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2021-30851");
  # https://lists.suse.com/pipermail/sle-security-updates/2021-December/009815.html
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?fac265b9");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-30851");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2021/08/24");
  script_set_attribute(attribute:"patch_publication_date", value:"2021/12/02");
  script_set_attribute(attribute:"plugin_publication_date", value:"2021/12/03");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libjavascriptcoregtk-4_0-18");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libwebkit2gtk-4_0-37");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libwebkit2gtk3-lang");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:typelib-1_0-JavaScriptCore-4_0");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:typelib-1_0-WebKit2-4_0");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:typelib-1_0-WebKit2WebExtension-4_0");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:webkit2gtk-4_0-injected-bundles");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:webkit2gtk3-devel");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:15");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"SuSE Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2021-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/SuSE/release", "Host/SuSE/rpm-list");

  exit(0);
}


include('rpm.inc');

if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item("Host/SuSE/release");
if (isnull(os_release) || os_release !~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "SUSE");
var os_ver = pregmatch(pattern: "^(SLE(S|D)\d+)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'SUSE');
os_ver = os_ver[1];
if (! preg(pattern:"^(SLED15|SLES15)$", string:os_ver)) audit(AUDIT_OS_NOT, 'SUSE SLED15 / SLES15', 'SUSE (' + os_ver + ')');

if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 's390' >!< cpu && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'SUSE (' + os_ver + ')', cpu);

var service_pack = get_kb_item("Host/SuSE/patchlevel");
if (isnull(service_pack)) service_pack = "0";
if (os_ver == "SLED15" && (! preg(pattern:"^(2|3)$", string:service_pack))) audit(AUDIT_OS_NOT, "SLED15 SP2/3", os_ver + " SP" + service_pack);
if (os_ver == "SLES15" && (! preg(pattern:"^(2|3)$", string:service_pack))) audit(AUDIT_OS_NOT, "SLES15 SP2/3", os_ver + " SP" + service_pack);

var pkgs = [
    {'reference':'libjavascriptcoregtk-4_0-18-2.34.1-18.1', 'sp':'2', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.2']},
    {'reference':'libjavascriptcoregtk-4_0-18-2.34.1-18.1', 'sp':'2', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.2']},
    {'reference':'libwebkit2gtk-4_0-37-2.34.1-18.1', 'sp':'2', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.2']},
    {'reference':'libwebkit2gtk-4_0-37-2.34.1-18.1', 'sp':'2', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.2']},
    {'reference':'libwebkit2gtk3-lang-2.34.1-18.1', 'sp':'2', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.2']},
    {'reference':'libwebkit2gtk3-lang-2.34.1-18.1', 'sp':'2', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.2']},
    {'reference':'webkit2gtk-4_0-injected-bundles-2.34.1-18.1', 'sp':'2', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.2']},
    {'reference':'webkit2gtk-4_0-injected-bundles-2.34.1-18.1', 'sp':'2', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.2']},
    {'reference':'libjavascriptcoregtk-4_0-18-2.34.1-18.1', 'sp':'3', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.3']},
    {'reference':'libjavascriptcoregtk-4_0-18-2.34.1-18.1', 'sp':'3', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.3']},
    {'reference':'libwebkit2gtk-4_0-37-2.34.1-18.1', 'sp':'3', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.3']},
    {'reference':'libwebkit2gtk-4_0-37-2.34.1-18.1', 'sp':'3', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.3']},
    {'reference':'libwebkit2gtk3-lang-2.34.1-18.1', 'sp':'3', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.3']},
    {'reference':'libwebkit2gtk3-lang-2.34.1-18.1', 'sp':'3', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.3']},
    {'reference':'webkit2gtk-4_0-injected-bundles-2.34.1-18.1', 'sp':'3', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.3']},
    {'reference':'webkit2gtk-4_0-injected-bundles-2.34.1-18.1', 'sp':'3', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-basesystem-release-15.3']},
    {'reference':'typelib-1_0-JavaScriptCore-4_0-2.34.1-18.1', 'sp':'2', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.2']},
    {'reference':'typelib-1_0-JavaScriptCore-4_0-2.34.1-18.1', 'sp':'2', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.2']},
    {'reference':'typelib-1_0-WebKit2-4_0-2.34.1-18.1', 'sp':'2', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.2']},
    {'reference':'typelib-1_0-WebKit2-4_0-2.34.1-18.1', 'sp':'2', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.2']},
    {'reference':'typelib-1_0-WebKit2WebExtension-4_0-2.34.1-18.1', 'sp':'2', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.2']},
    {'reference':'typelib-1_0-WebKit2WebExtension-4_0-2.34.1-18.1', 'sp':'2', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.2']},
    {'reference':'webkit2gtk3-devel-2.34.1-18.1', 'sp':'2', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.2']},
    {'reference':'webkit2gtk3-devel-2.34.1-18.1', 'sp':'2', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.2']},
    {'reference':'typelib-1_0-JavaScriptCore-4_0-2.34.1-18.1', 'sp':'3', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.3']},
    {'reference':'typelib-1_0-JavaScriptCore-4_0-2.34.1-18.1', 'sp':'3', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.3']},
    {'reference':'typelib-1_0-WebKit2-4_0-2.34.1-18.1', 'sp':'3', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.3']},
    {'reference':'typelib-1_0-WebKit2-4_0-2.34.1-18.1', 'sp':'3', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.3']},
    {'reference':'typelib-1_0-WebKit2WebExtension-4_0-2.34.1-18.1', 'sp':'3', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.3']},
    {'reference':'typelib-1_0-WebKit2WebExtension-4_0-2.34.1-18.1', 'sp':'3', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.3']},
    {'reference':'webkit2gtk3-devel-2.34.1-18.1', 'sp':'3', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.3']},
    {'reference':'webkit2gtk3-devel-2.34.1-18.1', 'sp':'3', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'exists_check':['sle-module-desktop-applications-release-15.3']}
];

var ltss_caveat_required = FALSE;
var flag = 0;
foreach var package_array ( pkgs ) {
  var reference = NULL;
  var _release = NULL;
  var sp = NULL;
  var _cpu = NULL;
  var exists_check = NULL;
  var rpm_spec_vers_cmp = NULL;
  if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
  if (!empty_or_null(package_array['release'])) _release = package_array['release'];
  if (!empty_or_null(package_array['sp'])) sp = package_array['sp'];
  if (!empty_or_null(package_array['cpu'])) _cpu = package_array['cpu'];
  if (!empty_or_null(package_array['exists_check'])) exists_check = package_array['exists_check'];
  if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
  if (reference && _release) {
    if (exists_check) {
      var check_flag = 0;
      foreach var check (exists_check) {
        if (!rpm_exists(release:_release, rpm:check)) continue;
        check_flag++;
      }
      if (!check_flag) continue;
    }
    if (rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, rpm_spec_vers_cmp:rpm_spec_vers_cmp)) flag++;
  }
}

if (flag)
{
  security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : rpm_report_get()
  );
  exit(0);
}
else
{
  var tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'libjavascriptcoregtk-4_0-18 / libwebkit2gtk-4_0-37 / etc');
}