The version of Thunderbird on the macOS host is vulnerable to heap and stack buffer overflows, type confusion and potentially exploitable crashes due to flaws in the implementation of iCal
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Mozilla Foundation Security Advisory mfsa2019-17.
# The text itself is copyright (C) Mozilla Foundation.
include("compat.inc");
if (description)
{
script_id(125949);
script_version("1.5");
script_cvs_date("Date: 2019/10/18 23:14:14");
script_cve_id(
"CVE-2019-11703",
"CVE-2019-11704",
"CVE-2019-11705",
"CVE-2019-11706"
);
script_xref(name:"MFSA", value:"2019-17");
script_name(english:"Mozilla Thunderbird < 60.7.1");
script_summary(english:"Checks the version of Thunderbird.");
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 60.7.1. It is, therefore, affected
by multiple vulnerabilities as referenced in the mfsa2019-17 advisory.
- A flaw in Thunderbird's implementation of iCal causes a
heap buffer overflow in parsergetnextchar
when processing certain email messages, resulting in a
potentially exploitable crash. (CVE-2019-11703)
- A flaw in Thunderbird's implementation of iCal causes a
heap buffer overflow in
icalmemorystrdupanddequote when processing
certain email messages, resulting in a potentially
exploitable crash. (CVE-2019-11704)
- A flaw in Thunderbird's implementation of iCal causes a
stack buffer overflow in
icalrecuraddbydayrules when processing
certain email messages, resulting in a potentially
exploitable crash. (CVE-2019-11705)
- A flaw in Thunderbird's implementation of iCal causes a
type confusion in
icaltimezonegetvtimezoneproperties when
processing certain email messages, resulting in a crash.
(CVE-2019-11706)
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/mfsa2019-17/");
script_set_attribute(attribute:"solution", value:
"Upgrade to Mozilla Thunderbird version 60.7.1 or later.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/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:N/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-2019-11705");
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:"2019/06/13");
script_set_attribute(attribute:"patch_publication_date", value:"2019/06/13");
script_set_attribute(attribute:"plugin_publication_date", value:"2019/06/18");
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 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);
is_esr = get_kb_item(kb_base+"/is_esr");
if (is_esr) exit(0, 'The Mozilla Thunderbird installation is in the ESR branch.');
mozilla_check_version(version:version, path:path, product:'thunderbird', esr:FALSE, fix:'60.7.1', severity:SECURITY_HOLE);
Transform Your Security Services
Elevate your offerings with Vulners' advanced Vulnerability Intelligence. Contact us for a demo and discover the difference comprehensive, actionable intelligence can make in your security strategy.
Book a live demo