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nessusThis script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.MACOS_THUNDERBIRD_60_5_1.NASL
HistoryFeb 22, 2019 - 12:00 a.m.

Mozilla Thunderbird < 60.5.1

2019-02-2200:00:00
This script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
55

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

8.8 High

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

8.2 High

AI Score

Confidence

High

0.024 Low

EPSS

Percentile

89.9%

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 60.5.1. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2019-06 advisory.

  • A buffer overflow vulnerability in the Skia library can occur with Canvas 2D acceleration on macOS. This issue was addressed by disabling Canvas 2D acceleration in Firefox ESR. *Note: this does not affect other versions and platforms where Canvas 2D acceleration is already disabled by default. (CVE-2018-18335)

  • A use-after-free vulnerability in the Skia library can occur when creating a path, leading to a potentially exploitable crash. (CVE-2018-18356)

  • A flaw during verification of certain S/MIME signatures causes emails to be shown in Thunderbird as having a valid digital signature, even if the shown message contents aren’t covered by the signature. The flaw allows an attacker to reuse a valid S/MIME signature to craft an email message with arbitrary content.
    (CVE-2018-18509)

  • An integer overflow vulnerability in the Skia library can occur after specific transform operations, leading to a potentially exploitable crash. (CVE-2019-5785)

Note that Nessus has not tested for this issue but has instead relied only on the application’s self-reported version number.

#
# (C) Tenable Network Security, Inc.`
#

# The descriptive text and package checks in this plugin were
# extracted from Mozilla Foundation Security Advisory mfsa2019-06.
# The text itself is copyright (C) Mozilla Foundation.

include('compat.inc');

if (description)
{
  script_id(122401);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/06/18");

  script_cve_id(
    "CVE-2018-18335",
    "CVE-2018-18356",
    "CVE-2018-18509",
    "CVE-2019-5785"
  );
  script_xref(name:"MFSA", value:"2019-06");

  script_name(english:"Mozilla Thunderbird < 60.5.1");

  script_set_attribute(attribute:"synopsis", value:
"A mail client installed on the remote macOS or Mac OS X host is
affected by multiple vulnerabilities.");
  script_set_attribute(attribute:"description", value:
"The version of Thunderbird installed on the remote macOS or Mac OS X
host is prior to 60.5.1. It is, therefore, affected by multiple
vulnerabilities as referenced in the mfsa2019-06 advisory.

  - A buffer overflow vulnerability in the Skia library can
    occur with Canvas 2D acceleration on macOS. This issue
    was addressed by disabling Canvas 2D acceleration in
    Firefox ESR. *Note: this does not affect other
    versions and platforms where Canvas 2D acceleration is
    already disabled by default. (CVE-2018-18335)

  - A use-after-free vulnerability in the Skia library can
    occur when creating a path, leading to a potentially
    exploitable crash. (CVE-2018-18356)

  - A flaw during verification of certain S/MIME signatures
    causes emails to be shown in Thunderbird as having a
    valid digital signature, even if the shown message
    contents aren't covered by the signature. The flaw
    allows an attacker to reuse a valid S/MIME signature to
    craft an email message with arbitrary content.
    (CVE-2018-18509)

  - An integer overflow vulnerability in the Skia library
    can occur after specific transform operations, leading
    to a potentially exploitable crash. (CVE-2019-5785)

Note that Nessus has not tested for this issue but has instead relied
only on the application's self-reported version number.");
  script_set_attribute(attribute:"see_also", value:"https://www.mozilla.org/en-US/security/advisories/mfsa2019-06/");
  # https://googleprojectzero.blogspot.com/2019/02/the-curious-case-of-convexity-confusion.html
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?712c97d8");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Mozilla Thunderbird version 60.5.1 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-18356");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/02/14");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/02/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/02/22");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:mozilla:thunderbird");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"MacOS X Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("macosx_thunderbird_installed.nasl");
  script_require_keys("MacOSX/Thunderbird/Installed");

  exit(0);
}

include("mozilla_version.inc");

kb_base = "MacOSX/Thunderbird";
get_kb_item_or_exit(kb_base+"/Installed");

version = get_kb_item_or_exit(kb_base+"/Version", exit_code:1);
path = get_kb_item_or_exit(kb_base+"/Path", exit_code:1);

mozilla_check_version(version:version, path:path, product:'thunderbird', esr:FALSE, fix:'60.5.1', severity:SECURITY_WARNING);
VendorProductVersionCPE
mozillathunderbirdcpe:/a:mozilla:thunderbird

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

8.8 High

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

8.2 High

AI Score

Confidence

High

0.024 Low

EPSS

Percentile

89.9%