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
99.0%
Mozilla Thunderbird is prone to a code execution vulnerability.
# SPDX-FileCopyrightText: 2020 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:thunderbird";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.817528");
script_version("2024-02-15T05:05:40+0000");
script_cve_id("CVE-2020-26950");
script_tag(name:"cvss_base", value:"9.3");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
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:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2020-12-09 19:42:00 +0000 (Wed, 09 Dec 2020)");
script_tag(name:"creation_date", value:"2020-11-10 14:58:28 +0530 (Tue, 10 Nov 2020)");
script_name("Mozilla Thunderbird Security Advisory (MFSA2020-49) - Windows");
script_tag(name:"summary", value:"Mozilla Thunderbird is prone to a code execution vulnerability.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"The flaw exists due to 'Write' side effects
in 'MCallGetProperty' opcode not accounted");
script_tag(name:"impact", value:"Successful exploitation will allow
attackers to execute arbitrary code on the system.");
script_tag(name:"affected", value:"Mozilla Thunderbird version before 78.4.2.");
script_tag(name:"solution", value:"Update to Mozilla Thunderbird version 78.4.2
or later.");
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/mfsa2020-49/");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2020 Greenbone AG");
script_family("General");
script_dependencies("gb_thunderbird_detect_win.nasl");
script_mandatory_keys("Thunderbird/Win/Ver");
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);
vers = infos["version"];
path = infos["location"];
if(version_is_less(version:vers, test_version:"78.4.2")) {
report = report_fixed_ver(installed_version:vers, fixed_version:"78.4.2", install_path:path);
security_message(port:0, data:report);
exit(0);
}
exit(99);
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
99.0%