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
0.044 Low
EPSS
Percentile
92.5%
Google Chrome Releases reports :
[583607] High CVE-2016-1624: Buffer overflow in Brotli. Credit to lukezli.
Mozilla Foundation reports :
Security researcher Luke Li reported a pointer underflow bug in the Brotli library’s decompression that leads to a buffer overflow. This results in a potentially exploitable crash when triggered.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from the FreeBSD VuXML database :
#
# Copyright 2003-2018 Jacques Vidrine and contributors
#
# Redistribution and use in source (VuXML) and 'compiled' forms (SGML,
# HTML, PDF, PostScript, RTF and so forth) with or without modification,
# are permitted provided that the following conditions are met:
# 1. Redistributions of source code (VuXML) must retain the above
# copyright notice, this list of conditions and the following
# disclaimer as the first lines of this file unmodified.
# 2. Redistributions in compiled form (transformed to other DTDs,
# published online in any format, converted to PDF, PostScript,
# RTF and other formats) must reproduce the above copyright
# notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
#
# THIS DOCUMENTATION IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
# OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
# OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
# BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS DOCUMENTATION,
# EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(89764);
script_version("2.8");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/04");
script_cve_id("CVE-2016-1624", "CVE-2016-1968");
script_name(english:"FreeBSD : brotli -- buffer overflow (1bcfd963-e483-41b8-ab8e-bad5c3ce49c9)");
script_summary(english:"Checks for updated packages in pkg_info output");
script_set_attribute(
attribute:"synopsis",
value:
"The remote FreeBSD host is missing one or more security-related
updates."
);
script_set_attribute(
attribute:"description",
value:
"Google Chrome Releases reports :
[583607] High CVE-2016-1624: Buffer overflow in Brotli. Credit to
lukezli.
Mozilla Foundation reports :
Security researcher Luke Li reported a pointer underflow bug in the
Brotli library's decompression that leads to a buffer overflow. This
results in a potentially exploitable crash when triggered."
);
# https://github.com/google/brotli/commit/37a320dd81db8d546cd24a45b4c61d87b45dcade
script_set_attribute(
attribute:"see_also",
value:"http://www.nessus.org/u?f9d76078"
);
# https://chromium.googlesource.com/chromium/src/+/7716418a27d561ee295a99f11fd3865580748de2%5E!/
script_set_attribute(
attribute:"see_also",
value:"http://www.nessus.org/u?609f6b88"
);
# https://www.mozilla.org/security/advisories/mfsa2016-30/
script_set_attribute(
attribute:"see_also",
value:"https://www.mozilla.org/en-US/security/advisories/mfsa2016-30/"
);
script_set_attribute(
attribute:"see_also",
value:"https://hg.mozilla.org/releases/mozilla-release/rev/4a5d8ade4e3e"
);
# https://vuxml.freebsd.org/freebsd/1bcfd963-e483-41b8-ab8e-bad5c3ce49c9.html
script_set_attribute(
attribute:"see_also",
value:"http://www.nessus.org/u?30abf263"
);
script_set_attribute(attribute:"solution", value:"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
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_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:brotli");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:chromium");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:chromium-npapi");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:chromium-pulse");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:firefox");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:firefox-esr");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:libbrotli");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:libxul");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:linux-firefox");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:linux-seamonkey");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:linux-thunderbird");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:seamonkey");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:thunderbird");
script_set_attribute(attribute:"cpe", value:"cpe:/o:freebsd:freebsd");
script_set_attribute(attribute:"vuln_publication_date", value:"2016/02/08");
script_set_attribute(attribute:"patch_publication_date", value:"2016/03/08");
script_set_attribute(attribute:"plugin_publication_date", value:"2016/03/09");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2016-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"FreeBSD Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/FreeBSD/release", "Host/FreeBSD/pkg_info");
exit(0);
}
include("audit.inc");
include("freebsd_package.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/FreeBSD/release")) audit(AUDIT_OS_NOT, "FreeBSD");
if (!get_kb_item("Host/FreeBSD/pkg_info")) audit(AUDIT_PACKAGE_LIST_MISSING);
flag = 0;
if (pkg_test(save_report:TRUE, pkg:"brotli>=0.3.0<0.3.0_1")) flag++;
if (pkg_test(save_report:TRUE, pkg:"brotli<0.2.0_2")) flag++;
if (pkg_test(save_report:TRUE, pkg:"libbrotli<0.3.0_3")) flag++;
if (pkg_test(save_report:TRUE, pkg:"chromium<48.0.2564.109")) flag++;
if (pkg_test(save_report:TRUE, pkg:"chromium-npapi<48.0.2564.109")) flag++;
if (pkg_test(save_report:TRUE, pkg:"chromium-pulse<48.0.2564.109")) flag++;
if (pkg_test(save_report:TRUE, pkg:"firefox<45.0,1")) flag++;
if (pkg_test(save_report:TRUE, pkg:"linux-firefox<45.0,1")) flag++;
if (pkg_test(save_report:TRUE, pkg:"seamonkey<2.42")) flag++;
if (pkg_test(save_report:TRUE, pkg:"linux-seamonkey<2.42")) flag++;
if (pkg_test(save_report:TRUE, pkg:"firefox-esr<38.7.0,1")) flag++;
if (pkg_test(save_report:TRUE, pkg:"libxul<38.7.0")) flag++;
if (pkg_test(save_report:TRUE, pkg:"thunderbird<38.7.0")) flag++;
if (pkg_test(save_report:TRUE, pkg:"linux-thunderbird<38.7.0")) flag++;
if (flag)
{
if (report_verbosity > 0) security_warning(port:0, extra:pkg_report_get());
else security_warning(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
Vendor | Product | Version | CPE |
---|---|---|---|
freebsd | freebsd | brotli | p-cpe:/a:freebsd:freebsd:brotli |
freebsd | freebsd | chromium | p-cpe:/a:freebsd:freebsd:chromium |
freebsd | freebsd | chromium-npapi | p-cpe:/a:freebsd:freebsd:chromium-npapi |
freebsd | freebsd | chromium-pulse | p-cpe:/a:freebsd:freebsd:chromium-pulse |
freebsd | freebsd | firefox | p-cpe:/a:freebsd:freebsd:firefox |
freebsd | freebsd | firefox-esr | p-cpe:/a:freebsd:freebsd:firefox-esr |
freebsd | freebsd | libbrotli | p-cpe:/a:freebsd:freebsd:libbrotli |
freebsd | freebsd | libxul | p-cpe:/a:freebsd:freebsd:libxul |
freebsd | freebsd | linux-firefox | p-cpe:/a:freebsd:freebsd:linux-firefox |
freebsd | freebsd | linux-seamonkey | p-cpe:/a:freebsd:freebsd:linux-seamonkey |
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
0.044 Low
EPSS
Percentile
92.5%