CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
90.9%
An update for firefox is now available for Red Hat Enterprise Linux 6 and 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.
This update upgrades Firefox to version 52.4.0 ESR.
Security Fix(es) :
Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Christoph Diehl, Jan de Mooij, Jason Kratzer, Randell Jesup, Tom Ritter, Tyson Smith, Sebastian Hengst, Abhishek Arya, Nils, Omair, Andre Weissflog, Francois Marier, and Jun Kokatsu as the original reporters.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2017:2831. The text
# itself is copyright (C) Red Hat, Inc.
#
include("compat.inc");
if (description)
{
script_id(103561);
script_version("3.15");
script_set_attribute(attribute:"plugin_modification_date", value:"2020/05/29");
script_cve_id("CVE-2017-7793", "CVE-2017-7810", "CVE-2017-7814", "CVE-2017-7818", "CVE-2017-7819", "CVE-2017-7823", "CVE-2017-7824");
script_xref(name:"RHSA", value:"2017:2831");
script_name(english:"RHEL 6 / 7 : firefox (RHSA-2017:2831)");
script_summary(english:"Checks the rpm output for the updated packages");
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 firefox is now available for Red Hat Enterprise Linux 6
and 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.
This update upgrades Firefox to version 52.4.0 ESR.
Security Fix(es) :
* Multiple flaws were found in the processing of malformed web
content. A web page containing malicious content could cause Firefox
to crash or, potentially, execute arbitrary code with the privileges
of the user running Firefox. (CVE-2017-7810, CVE-2017-7793,
CVE-2017-7818, CVE-2017-7819, CVE-2017-7824, CVE-2017-7814,
CVE-2017-7823)
Red Hat would like to thank the Mozilla project for reporting these
issues. Upstream acknowledges Christoph Diehl, Jan de Mooij, Jason
Kratzer, Randell Jesup, Tom Ritter, Tyson Smith, Sebastian Hengst,
Abhishek Arya, Nils, Omair, Andre Weissflog, Francois Marier, and Jun
Kokatsu as the original reporters."
);
script_set_attribute(
attribute:"see_also",
value:"https://www.mozilla.org/en-US/security/advisories/mfsa2017-22/"
);
script_set_attribute(
attribute:"see_also",
value:"https://access.redhat.com/errata/RHSA-2017:2831"
);
script_set_attribute(
attribute:"see_also",
value:"https://access.redhat.com/security/cve/cve-2017-7793"
);
script_set_attribute(
attribute:"see_also",
value:"https://access.redhat.com/security/cve/cve-2017-7810"
);
script_set_attribute(
attribute:"see_also",
value:"https://access.redhat.com/security/cve/cve-2017-7814"
);
script_set_attribute(
attribute:"see_also",
value:"https://access.redhat.com/security/cve/cve-2017-7818"
);
script_set_attribute(
attribute:"see_also",
value:"https://access.redhat.com/security/cve/cve-2017-7819"
);
script_set_attribute(
attribute:"see_also",
value:"https://access.redhat.com/security/cve/cve-2017-7823"
);
script_set_attribute(
attribute:"see_also",
value:"https://access.redhat.com/security/cve/cve-2017-7824"
);
script_set_attribute(
attribute:"solution",
value:"Update the affected firefox and / or firefox-debuginfo packages."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
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:N/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:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:firefox");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:firefox-debuginfo");
script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:6");
script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7");
script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.4");
script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.5");
script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.6");
script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.7");
script_set_attribute(attribute:"vuln_publication_date", value:"2018/06/11");
script_set_attribute(attribute:"patch_publication_date", value:"2017/09/28");
script_set_attribute(attribute:"plugin_publication_date", value:"2017/09/29");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2017-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"Red Hat Local Security Checks");
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|7)([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Red Hat 6.x / 7.x", "Red Hat " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$" && "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-2017:2831";
yum_report = redhat_generate_yum_updateinfo_report(rhsa:rhsa);
if (!empty_or_null(yum_report))
{
security_report_v4(
port : 0,
severity : SECURITY_HOLE,
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", reference:"firefox-52.4.0-1.el6_9", allowmaj:TRUE)) flag++;
if (rpm_check(release:"RHEL6", reference:"firefox-debuginfo-52.4.0-1.el6_9", allowmaj:TRUE)) flag++;
if (rpm_check(release:"RHEL7", reference:"firefox-52.4.0-1.el7_4", allowmaj:TRUE)) flag++;
if (rpm_check(release:"RHEL7", reference:"firefox-debuginfo-52.4.0-1.el7_4", allowmaj:TRUE)) flag++;
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_HOLE,
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, "firefox / firefox-debuginfo");
}
}
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7793
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7810
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7814
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7818
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7819
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7823
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7824
access.redhat.com/errata/RHSA-2017:2831
access.redhat.com/security/cve/cve-2017-7793
access.redhat.com/security/cve/cve-2017-7810
access.redhat.com/security/cve/cve-2017-7814
access.redhat.com/security/cve/cve-2017-7818
access.redhat.com/security/cve/cve-2017-7819
access.redhat.com/security/cve/cve-2017-7823
access.redhat.com/security/cve/cve-2017-7824
www.mozilla.org/en-US/security/advisories/mfsa2017-22/
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
90.9%