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openvasCopyright (C) 2021 Greenbone Networks GmbHOPENVAS:13614125623121201589
HistoryNov 11, 2021 - 12:00 a.m.

Mozilla Firefox Security Advisory (MFSA2015-89) - Linux

2021-11-1100:00:00
Copyright (C) 2021 Greenbone Networks GmbH
plugins.openvas.org
8
mozilla firefox
security update
libvpx
webm video
buffer overflows
version below 40

CVSS2

10

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

AI Score

6.9

Confidence

Low

EPSS

0.018

Percentile

88.3%

This host is missing a security update for Mozilla Firefox.

# Copyright (C) 2021 Greenbone Networks GmbH
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

CPE = "cpe:/a:mozilla:firefox";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.2.1.2015.89");
  script_cve_id("CVE-2015-4485", "CVE-2015-4486");
  script_tag(name:"creation_date", value:"2021-11-11 08:00:11 +0000 (Thu, 11 Nov 2021)");
  script_version("2021-11-15T10:21:31+0000");
  script_tag(name:"last_modification", value:"2021-11-15 10:21:31 +0000 (Mon, 15 Nov 2021)");
  script_tag(name:"cvss_base", value:"10.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:C/A:C");

  script_name("Mozilla Firefox Security Advisory (MFSA2015-89) - Linux");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2021 Greenbone Networks GmbH");
  script_family("General");
  script_dependencies("gb_firefox_detect_lin.nasl");
  script_mandatory_keys("mozilla/firefox/linux/detected");

  script_xref(name:"Advisory-ID", value:"MFSA2015-89");
  script_xref(name:"URL", value:"https://www.mozilla.org/en-US/security/advisories/mfsa2015-89/");
  script_xref(name:"URL", value:"https://bugzilla.mozilla.org/show_bug.cgi?id=1177948");
  script_xref(name:"URL", value:"https://bugzilla.mozilla.org/show_bug.cgi?id=1178148");

  script_tag(name:"summary", value:"This host is missing a security update for Mozilla Firefox.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");

  script_tag(name:"insight", value:"Buffer overflows on Libvpx when decoding WebM video
Security researcher Abhishek Arya (Inferno) of the Google
Chrome Security Team used the Address Sanitizer tool to discover two buffer
overflow issues in the Libvpx library used for WebM video when decoding a
malformed WebM video file. These buffer overflows result in potentially
exploitable crashes.");

  script_tag(name:"affected", value:"Firefox version(s) below 40.");

  script_tag(name:"solution", value:"The vendor has released an update. Please see the reference(s) for more information.");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"executable_version_unreliable");

  exit(0);
}

include("host_details.inc");
include("version_func.inc");

if (!infos = get_app_version_and_location(cpe: CPE, exit_no_version: TRUE))
  exit(0);

version = infos["version"];
location = infos["location"];

if (version_is_less(version: version, test_version: "40")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "40", install_path: location);
  security_message(port: 0, data: report);
  exit(0);
}

exit(99);

CVSS2

10

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

AI Score

6.9

Confidence

Low

EPSS

0.018

Percentile

88.3%