Lucene search

K
openvasCopyright (C) 2021 Greenbone AGOPENVAS:1361412562310818106
HistoryApr 20, 2021 - 12:00 a.m.

Mozilla Firefox Security Advisories (MFSA2021-13, MFSA2021-16) - 01 - Windows

2021-04-2000:00:00
Copyright (C) 2021 Greenbone AG
plugins.openvas.org
8
mozilla firefox
denial of service
vulnerability
windows
webassembly jit
mozilla firefox version 88

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

AI Score

7.4

Confidence

High

EPSS

0.002

Percentile

53.5%

Mozilla Firefox is prone to a denial of service vulnerability.

# SPDX-FileCopyrightText: 2021 Greenbone AG
# 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-only

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

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.818106");
  script_version("2024-02-15T05:05:40+0000");
  script_cve_id("CVE-2021-29945");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:N/A:P");
  script_tag(name:"last_modification", value:"2024-02-15 05:05:40 +0000 (Thu, 15 Feb 2024)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-06-30 19:01:00 +0000 (Wed, 30 Jun 2021)");
  script_tag(name:"creation_date", value:"2021-04-20 16:16:42 +0530 (Tue, 20 Apr 2021)");
  script_name("Mozilla Firefox Security Advisories (MFSA2021-13, MFSA2021-16) - 01 - Windows");

  script_tag(name:"summary", value:"Mozilla Firefox is prone to a denial of service vulnerability.");

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

  script_tag(name:"insight", value:"The flaw is due to the WebAssembly JIT could
  miscalculate the size of a return type.");

  script_tag(name:"impact", value:"Successful exploitation will allow attackers
  to cause denial of service.");

  script_tag(name:"affected", value:"Mozilla Firefox version before 88 on
  Windows x86-32 platforms.");

  script_tag(name:"solution", value:"Update to Mozilla Firefox version 88
  or later. Please see the references for more information.");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"registry");
  script_xref(name:"URL", value:"https://www.mozilla.org/en-US/security/advisories/mfsa2021-16/");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("General");
  script_dependencies("gb_firefox_detect_win.nasl", "gb_firefox_detect_portable_win.nasl");
  script_mandatory_keys("Firefox/Win/Ver");
  exit(0);
}
include("host_details.inc");
include("version_func.inc");

if(!os_arch = get_kb_item("SMB/Windows/Arch"))
  exit(0);

if("x86" >!< os_arch)
  exit(0);

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

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

if(version_is_less(version:vers, test_version:"88")) {
  report = report_fixed_ver(installed_version:vers, fixed_version:"88", install_path:path);
  security_message(port:0, data:report);
  exit(0);
}

exit(99);

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

AI Score

7.4

Confidence

High

EPSS

0.002

Percentile

53.5%