CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
79.3%
Security Fix(es) :
chromium-browser: Use after free in ANGLE (CVE-2020-6463)
chromium-browser: Inappropriate implementation in WebRTC (CVE-2020-6514)
Mozilla: Potential leak of redirect targets when loading scripts in a worker (CVE-2020-15652)
Mozilla: Memory safety bugs fixed in Firefox 79 and Firefox ESR 68.11 (CVE-2020-15659)
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text is (C) Scientific Linux.
#
include('compat.inc');
if (description)
{
script_id(139220);
script_version("1.6");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/02/27");
script_cve_id(
"CVE-2020-15652",
"CVE-2020-15659",
"CVE-2020-6463",
"CVE-2020-6514"
);
script_xref(name:"IAVA", value:"2020-A-0344-S");
script_name(english:"Scientific Linux Security Update : firefox on SL6.x i386/x86_64 (20200730)");
script_set_attribute(attribute:"synopsis", value:
"The remote Scientific Linux host is missing one or more security
updates.");
script_set_attribute(attribute:"description", value:
"Security Fix(es) :
- chromium-browser: Use after free in ANGLE
(CVE-2020-6463)
- chromium-browser: Inappropriate implementation in WebRTC
(CVE-2020-6514)
- Mozilla: Potential leak of redirect targets when loading
scripts in a worker (CVE-2020-15652)
- Mozilla: Memory safety bugs fixed in Firefox 79 and
Firefox ESR 68.11 (CVE-2020-15659)");
# https://listserv.fnal.gov/scripts/wa.exe?A2=ind2007&L=SCIENTIFIC-LINUX-ERRATA&P=4963
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?d1e7bd5e");
script_set_attribute(attribute:"solution", value:
"Update the affected firefox and / or firefox-debuginfo packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
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-2020-15659");
script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2020-6463");
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:"2020/05/21");
script_set_attribute(attribute:"patch_publication_date", value:"2020/07/30");
script_set_attribute(attribute:"plugin_publication_date", value:"2020/07/31");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:firefox");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:firefox-debuginfo");
script_set_attribute(attribute:"cpe", value:"x-cpe:/o:fermilab:scientific_linux");
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:"Scientific Linux 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/RedHat/release", "Host/RedHat/rpm-list");
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) || "Scientific Linux " >!< release) audit(AUDIT_HOST_NOT, "running Scientific Linux");
os_ver = pregmatch(pattern: "Scientific Linux.*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Scientific Linux");
os_ver = os_ver[1];
if (! preg(pattern:"^6([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Scientific Linux 6.x", "Scientific Linux " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu >!< "x86_64" && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Scientific Linux", cpu);
flag = 0;
if (rpm_check(release:"SL6", reference:"firefox-68.11.0-1.el6_10", allowmaj:TRUE)) flag++;
if (rpm_check(release:"SL6", reference:"firefox-debuginfo-68.11.0-1.el6_10", 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 / firefox-debuginfo");
}
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
79.3%