CentOS 7 : firefox (CESA-2019:1763)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Red Hat Security Advisory RHSA-2019:1763 and 
# CentOS Errata and Security Advisory 2019:1763 respectively.
#

include('compat.inc');

if (description)
{
  script_id(126650);
  script_version("1.7");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/05/10");

  script_cve_id(
    "CVE-2019-11709",
    "CVE-2019-11711",
    "CVE-2019-11712",
    "CVE-2019-11713",
    "CVE-2019-11715",
    "CVE-2019-11717",
    "CVE-2019-11730",
    "CVE-2019-9811"
  );
  script_xref(name:"RHSA", value:"2019:1763");

  script_name(english:"CentOS 7 : firefox (CESA-2019:1763)");

  script_set_attribute(attribute:"synopsis", value:
"The remote CentOS host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"An update for firefox is now available for Red Hat Enterprise Linux 7.

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.

Mozilla Firefox is an open source web browser, designed for standards
compliance, performance, and portability.

This update upgrades Firefox to version 60.8.0 ESR.

Security Fix(es) :

* Mozilla: Memory safety bugs fixed in Firefox 68 and Firefox ESR 60.8
(CVE-2019-11709)

* Mozilla: Sandbox escape via installation of malicious language pack
(CVE-2019-9811)

* Mozilla: Script injection within domain through inner window reuse
(CVE-2019-11711)

* Mozilla: Cross-origin POST requests can be made with NPAPI plugins
by following 308 redirects (CVE-2019-11712)

* Mozilla: Use-after-free with HTTP/2 cached stream (CVE-2019-11713)

* Mozilla: HTML parsing error can contribute to content XSS
(CVE-2019-11715)

* Mozilla: Caret character improperly escaped in origins
(CVE-2019-11717)

* Mozilla: Same-origin policy treats all files in a directory as
having the same-origin (CVE-2019-11730)

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.");
  # https://lists.centos.org/pipermail/centos-announce/2019-July/023365.html
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?d4b9a81a");
  script_set_attribute(attribute:"solution", value:
"Update the affected firefox package.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/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:N/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-2019-11713");

  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:"2019/07/23");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/07/12");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/07/15");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:firefox");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:centos:centos:7");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"CentOS 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/CentOS/release", "Host/CentOS/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/CentOS/release");
if (isnull(release) || "CentOS" >!< release) audit(AUDIT_OS_NOT, "CentOS");
os_ver = pregmatch(pattern: "CentOS(?: Linux)? release ([0-9]+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "CentOS");
os_ver = os_ver[1];
if (! preg(pattern:"^7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "CentOS 7.x", "CentOS " + os_ver);

if (!get_kb_item("Host/CentOS/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$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "CentOS", cpu);


flag = 0;
if (rpm_check(release:"CentOS-7", cpu:"x86_64", reference:"firefox-60.8.0-1.el7.centos", allowmaj:TRUE)) flag++;


if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    extra      : rpm_report_get()
  );
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "firefox");
}