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%