RHEL 6 : chromium-browser (RHSA-2019:4238)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Red Hat Security Advisory RHSA-2019:4238. The text 
# itself is copyright (C) Red Hat, Inc.
#

include('compat.inc');

if (description)
{
  script_id(132228);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/03");

  script_cve_id(
    "CVE-2019-13725",
    "CVE-2019-13726",
    "CVE-2019-13727",
    "CVE-2019-13728",
    "CVE-2019-13729",
    "CVE-2019-13730",
    "CVE-2019-13732",
    "CVE-2019-13734",
    "CVE-2019-13735",
    "CVE-2019-13736",
    "CVE-2019-13737",
    "CVE-2019-13738",
    "CVE-2019-13739",
    "CVE-2019-13740",
    "CVE-2019-13741",
    "CVE-2019-13742",
    "CVE-2019-13743",
    "CVE-2019-13744",
    "CVE-2019-13745",
    "CVE-2019-13746",
    "CVE-2019-13747",
    "CVE-2019-13748",
    "CVE-2019-13749",
    "CVE-2019-13750",
    "CVE-2019-13751",
    "CVE-2019-13752",
    "CVE-2019-13753",
    "CVE-2019-13754",
    "CVE-2019-13755",
    "CVE-2019-13756",
    "CVE-2019-13757",
    "CVE-2019-13758",
    "CVE-2019-13759",
    "CVE-2019-13761",
    "CVE-2019-13762",
    "CVE-2019-13763",
    "CVE-2019-13764"
  );
  script_xref(name:"RHSA", value:"2019:4238");

  script_name(english:"RHEL 6 : chromium-browser (RHSA-2019:4238)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Red Hat host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"An update for chromium-browser is now available for Red Hat Enterprise
Linux 6 Supplementary.

Red Hat Product Security has rated this update as having a security
impact of Critical. A Common Vulnerability Scoring System (CVSS) base
score, which gives a detailed severity rating, is available for each
vulnerability from the CVE link(s) in the References section.

Chromium is an open source web browser, powered by WebKit (Blink).

This update upgrades Chromium to version 79.0.3945.79.

Security Fix(es) :

* chromium-browser: Use after free in Bluetooth (CVE-2019-13725)

* chromium-browser: Heap buffer overflow in password manager
(CVE-2019-13726)

* chromium-browser: Insufficient policy enforcement in WebSockets
(CVE-2019-13727)

* chromium-browser: Out of bounds write in V8 (CVE-2019-13728)

* chromium-browser: Use after free in WebSockets (CVE-2019-13729)

* chromium-browser: Type Confusion in V8 (CVE-2019-13730)

* chromium-browser: Use after free in WebAudio (CVE-2019-13732)

* chromium-browser: Out of bounds write in SQLite (CVE-2019-13734)

* chromium-browser: Out of bounds write in V8 (CVE-2019-13735)

* chromium-browser: Type Confusion in V8 (CVE-2019-13764)

* chromium-browser: Integer overflow in PDFium (CVE-2019-13736)

* chromium-browser: Insufficient policy enforcement in autocomplete
(CVE-2019-13737)

* chromium-browser: Insufficient policy enforcement in navigation
(CVE-2019-13738)

* chromium-browser: Incorrect security UI in Omnibox (CVE-2019-13739)

* chromium-browser: Incorrect security UI in sharing (CVE-2019-13740)

* chromium-browser: Insufficient validation of untrusted input in
Blink (CVE-2019-13741)

* chromium-browser: Incorrect security UI in Omnibox (CVE-2019-13742)

* chromium-browser: Incorrect security UI in external protocol
handling (CVE-2019-13743)

* chromium-browser: Insufficient policy enforcement in cookies
(CVE-2019-13744)

* chromium-browser: Insufficient policy enforcement in audio
(CVE-2019-13745)

* chromium-browser: Insufficient policy enforcement in Omnibox
(CVE-2019-13746)

* chromium-browser: Uninitialized Use in rendering (CVE-2019-13747)

* chromium-browser: Insufficient policy enforcement in developer tools
(CVE-2019-13748)

* chromium-browser: Incorrect security UI in Omnibox (CVE-2019-13749)

* chromium-browser: Insufficient data validation in SQLite
(CVE-2019-13750)

* chromium-browser: Uninitialized Use in SQLite (CVE-2019-13751)

* chromium-browser: Out of bounds read in SQLite (CVE-2019-13752)

* chromium-browser: Out of bounds read in SQLite (CVE-2019-13753)

* chromium-browser: Insufficient policy enforcement in extensions
(CVE-2019-13754)

* chromium-browser: Insufficient policy enforcement in extensions
(CVE-2019-13755)

* chromium-browser: Incorrect security UI in printing (CVE-2019-13756)

* chromium-browser: Incorrect security UI in Omnibox (CVE-2019-13757)

* chromium-browser: Insufficient policy enforcement in navigation
(CVE-2019-13758)

* chromium-browser: Incorrect security UI in interstitials
(CVE-2019-13759)

* chromium-browser: Incorrect security UI in Omnibox (CVE-2019-13761)

* chromium-browser: Insufficient policy enforcement in downloads
(CVE-2019-13762)

* chromium-browser: Insufficient policy enforcement in payments
(CVE-2019-13763)

For more details about the security issue(s), including the impact, a
CVSS score, acknowledgments, and other related information, refer to
the CVE page(s) listed in the References section.");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2019:4238");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13725");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13726");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13727");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13728");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13729");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13730");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13732");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13734");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13735");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13736");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13737");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13738");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13739");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13740");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13741");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13742");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13743");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13744");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13745");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13746");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13747");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13748");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13749");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13750");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13751");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13752");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13753");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13754");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13755");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13756");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13757");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13758");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13759");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13761");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13762");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13763");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-13764");
  script_set_attribute(attribute:"solution", value:
"Update the affected chromium-browser and / or
chromium-browser-debuginfo 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-2019-13764");

  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:"2019/12/10");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/12/16");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/12/18");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:chromium-browser");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:chromium-browser-debuginfo");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:6");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("rpm.inc");

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/RedHat/release");
if (isnull(release) || "Red Hat" >!< release) audit(AUDIT_OS_NOT, "Red Hat");
os_ver = pregmatch(pattern: "Red Hat Enterprise Linux.*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Red Hat");
os_ver = os_ver[1];
if (! preg(pattern:"^6([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Red Hat 6.x", "Red Hat " + os_ver);

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

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$" && "s390" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Red Hat", cpu);

yum_updateinfo = get_kb_item("Host/RedHat/yum-updateinfo");
if (!empty_or_null(yum_updateinfo)) 
{
  rhsa = "RHSA-2019:4238";
  yum_report = redhat_generate_yum_updateinfo_report(rhsa:rhsa);
  if (!empty_or_null(yum_report))
  {
    security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : yum_report 
    );
    exit(0);
  }
  else
  {
    audit_message = "affected by Red Hat security advisory " + rhsa;
    audit(AUDIT_OS_NOT, audit_message);
  }
}
else
{
  flag = 0;
  if (rpm_check(release:"RHEL6", cpu:"i686", reference:"chromium-browser-79.0.3945.79-1.el6_10", allowmaj:TRUE)) flag++;
  if (rpm_check(release:"RHEL6", cpu:"x86_64", reference:"chromium-browser-79.0.3945.79-1.el6_10", allowmaj:TRUE)) flag++;
  if (rpm_check(release:"RHEL6", cpu:"i686", reference:"chromium-browser-debuginfo-79.0.3945.79-1.el6_10", allowmaj:TRUE)) flag++;
  if (rpm_check(release:"RHEL6", cpu:"x86_64", reference:"chromium-browser-debuginfo-79.0.3945.79-1.el6_10", allowmaj:TRUE)) flag++;

  if (flag)
  {
    security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : rpm_report_get() + redhat_report_package_caveat()
    );
    exit(0);
  }
  else
  {
    tested = pkg_tests_get();
    if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
    else audit(AUDIT_PACKAGE_NOT_INSTALLED, "chromium-browser / chromium-browser-debuginfo");
  }
}