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nessusThis script is Copyright (C) 2020-2024 and is owned by Tenable, Inc. or an Affiliate thereof.SUSE_SU-2020-3901-1.NASL
HistoryDec 22, 2020 - 12:00 a.m.

SUSE SLED15 / SLES15 Security Update : MozillaFirefox (SUSE-SU-2020:3901-1)

2020-12-2200:00:00
This script is Copyright (C) 2020-2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
22

8.8 High

AI Score

Confidence

High

This update for MozillaFirefox fixes the following issues :

Firefox Extended Support Release 78.6.0 ESR

  • Fixed: Various stability, functionality, and security fixes MFSA 2020-55 (bsc#1180039)

  • CVE-2020-16042 (bmo#1679003) Operations on a BigInt could have caused uninitialized memory to be exposed

  • CVE-2020-26971 (bmo#1663466) Heap buffer overflow in WebGL

  • CVE-2020-26973 (bmo#1680084) CSS Sanitizer performed incorrect sanitization

  • CVE-2020-26974 (bmo#1681022) Incorrect cast of StyleGenericFlexBasis resulted in a heap use-after-free

  • CVE-2020-26978 (bmo#1677047) Internal network hosts could have been probed by a malicious webpage

  • CVE-2020-35111 (bmo#1657916) The proxy.onRequest API did not catch view-source URLs

  • CVE-2020-35112 (bmo#1661365) Opening an extension-less download may have inadvertently launched an executable instead

  • CVE-2020-35113 (bmo#1664831, bmo#1673589) Memory safety bugs fixed in Firefox 84 and Firefox ESR 78.6

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from SUSE update advisory SUSE-SU-2020:3901-1.
# The text itself is copyright (C) SUSE.
#

include('compat.inc');

if (description)
{
  script_id(144532);
  script_version("1.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/01/31");

  script_cve_id(
    "CVE-2020-16042",
    "CVE-2020-26971",
    "CVE-2020-26973",
    "CVE-2020-26974",
    "CVE-2020-26978",
    "CVE-2020-35111",
    "CVE-2020-35112",
    "CVE-2020-35113"
  );
  script_xref(name:"IAVA", value:"2020-A-0575-S");

  script_name(english:"SUSE SLED15 / SLES15 Security Update : MozillaFirefox (SUSE-SU-2020:3901-1)");

  script_set_attribute(attribute:"synopsis", value:
"The remote SUSE host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"This update for MozillaFirefox fixes the following issues :

Firefox Extended Support Release 78.6.0 ESR

  - Fixed: Various stability, functionality, and security
    fixes MFSA 2020-55 (bsc#1180039)

  - CVE-2020-16042 (bmo#1679003) Operations on a BigInt
    could have caused uninitialized memory to be exposed

  - CVE-2020-26971 (bmo#1663466) Heap buffer overflow in
    WebGL

  - CVE-2020-26973 (bmo#1680084) CSS Sanitizer performed
    incorrect sanitization

  - CVE-2020-26974 (bmo#1681022) Incorrect cast of
    StyleGenericFlexBasis resulted in a heap use-after-free

  - CVE-2020-26978 (bmo#1677047) Internal network hosts
    could have been probed by a malicious webpage

  - CVE-2020-35111 (bmo#1657916) The proxy.onRequest API did
    not catch view-source URLs

  - CVE-2020-35112 (bmo#1661365) Opening an extension-less
    download may have inadvertently launched an executable
    instead

  - CVE-2020-35113 (bmo#1664831, bmo#1673589) Memory safety
    bugs fixed in Firefox 84 and Firefox ESR 78.6

Note that Tenable Network Security has extracted the preceding
description block directly from the SUSE security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1180039");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2020-16042/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2020-26971/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2020-26973/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2020-26974/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2020-26978/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2020-35111/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2020-35112/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2020-35113/");
  # https://www.suse.com/support/update/announcement/2020/suse-su-20203901-1
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?0fc4acd0");
  script_set_attribute(attribute:"solution", value:
"To install this SUSE 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 :

SUSE Linux Enterprise Module for Desktop Applications 15-SP2 :

zypper in -t patch
SUSE-SLE-Module-Desktop-Applications-15-SP2-2020-3901=1");
  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:U/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:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2020-35113");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2021/01/07");
  script_set_attribute(attribute:"patch_publication_date", value:"2020/12/21");
  script_set_attribute(attribute:"plugin_publication_date", value:"2020/12/22");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:MozillaFirefox");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:MozillaFirefox-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:MozillaFirefox-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:MozillaFirefox-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:MozillaFirefox-translations-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:MozillaFirefox-translations-other");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:15");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2020-2024 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("audit.inc");
include("global_settings.inc");
include("rpm.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/SuSE/release");
if (isnull(release) || release !~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "SUSE");
os_ver = pregmatch(pattern: "^(SLE(S|D)\d+)", string: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);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^i[3-6]86$" && "x86_64" >!< cpu && "s390x" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "SUSE " + os_ver, cpu);

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


flag = 0;
if (rpm_check(release:"SLES15", sp:"2", reference:"MozillaFirefox-78.6.0-8.20.2")) flag++;
if (rpm_check(release:"SLES15", sp:"2", reference:"MozillaFirefox-debuginfo-78.6.0-8.20.2")) flag++;
if (rpm_check(release:"SLES15", sp:"2", reference:"MozillaFirefox-debugsource-78.6.0-8.20.2")) flag++;
if (rpm_check(release:"SLES15", sp:"2", reference:"MozillaFirefox-devel-78.6.0-8.20.2")) flag++;
if (rpm_check(release:"SLES15", sp:"2", reference:"MozillaFirefox-translations-common-78.6.0-8.20.2")) flag++;
if (rpm_check(release:"SLES15", sp:"2", reference:"MozillaFirefox-translations-other-78.6.0-8.20.2")) flag++;
if (rpm_check(release:"SLED15", sp:"2", reference:"MozillaFirefox-78.6.0-8.20.2")) flag++;
if (rpm_check(release:"SLED15", sp:"2", reference:"MozillaFirefox-debuginfo-78.6.0-8.20.2")) flag++;
if (rpm_check(release:"SLED15", sp:"2", reference:"MozillaFirefox-debugsource-78.6.0-8.20.2")) flag++;
if (rpm_check(release:"SLED15", sp:"2", reference:"MozillaFirefox-devel-78.6.0-8.20.2")) flag++;
if (rpm_check(release:"SLED15", sp:"2", reference:"MozillaFirefox-translations-common-78.6.0-8.20.2")) flag++;
if (rpm_check(release:"SLED15", sp:"2", reference:"MozillaFirefox-translations-other-78.6.0-8.20.2")) flag++;


if (flag)
{
  if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
  else security_warning(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "MozillaFirefox");
}
VendorProductVersionCPE
novellsuse_linuxmozillafirefoxp-cpe:/a:novell:suse_linux:mozillafirefox
novellsuse_linuxmozillafirefox-debuginfop-cpe:/a:novell:suse_linux:mozillafirefox-debuginfo
novellsuse_linuxmozillafirefox-debugsourcep-cpe:/a:novell:suse_linux:mozillafirefox-debugsource
novellsuse_linuxmozillafirefox-develp-cpe:/a:novell:suse_linux:mozillafirefox-devel
novellsuse_linuxmozillafirefox-translations-commonp-cpe:/a:novell:suse_linux:mozillafirefox-translations-common
novellsuse_linuxmozillafirefox-translations-otherp-cpe:/a:novell:suse_linux:mozillafirefox-translations-other
novellsuse_linux15cpe:/o:novell:suse_linux:15

References