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openvasCopyright (C) 2022 Greenbone AGOPENVAS:1361412562310826505
HistorySep 09, 2022 - 12:00 a.m.

Mozilla Firefox Security Advisory (MFSA2021-48) - Windows

2022-09-0900:00:00
Copyright (C) 2022 Greenbone AG
plugins.openvas.org
3
mozilla firefox
windows
information disclosure

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

7.8 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.8%

Mozilla Firefox is prone to an information
disclosure vulnerability.

# SPDX-FileCopyrightText: 2022 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("1.3.6.1.4.1.25623.1.0.826505");
  script_version("2024-02-15T05:05:40+0000");
  script_cve_id("CVE-2021-38505");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:N/A:N");
  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:H/I:N/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-12-10 17:02:00 +0000 (Fri, 10 Dec 2021)");
  script_tag(name:"creation_date", value:"2022-09-09 18:00:25 +0530 (Fri, 09 Sep 2022)");
  script_name("Mozilla Firefox Security Advisory (MFSA2021-48) - Windows");

  script_tag(name:"summary", value:"Mozilla Firefox is prone to an information
  disclosure 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 Cloud Clipboard enabled
  on Windows 10, which will record data copied to the clipboard to the cloud,
  and make it available on other computers in certain scenarios.");

  script_tag(name:"impact", value:"Successful exploitation will allow
  attackers to leak sensitive data.");

  script_tag(name:"affected", value:"Mozilla Firefox version before
  94 on Windows.");

  script_tag(name:"solution", value:"Upgrade to Mozilla Firefox version 94
  or later, Please see the references for more information.");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod", value:"30"); # nb: This bug only affects Firefox for Windows 10+ with Cloud Clipboard enabled.
  script_xref(name:"URL", value:"https://www.mozilla.org/en-US/security/advisories/mfsa2021-48/");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2022 Greenbone AG");
  script_family("General");
  script_dependencies("gb_firefox_detect_win.nasl");
  script_mandatory_keys("Firefox/Win/Ver");
  exit(0);
}
include("host_details.inc");
include("secpod_reg.inc");
include("version_func.inc");

if(hotfix_check_sp(win10:1, win10x64:1) <= 0)
  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:"94"))
{
  report = report_fixed_ver(installed_version:vers, fixed_version:"94", install_path:path);
  security_message(data:report);
  exit(0);
}

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

7.8 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.8%