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nessusThis script is Copyright (C) 2015-2021 and is owned by Tenable, Inc. or an Affiliate thereof.FREEBSD_PKG_E5423CAF8FB811E5918CBCAEC565249C.NASL
HistoryNov 23, 2015 - 12:00 a.m.

FreeBSD : libxml2 -- multiple vulnerabilities (e5423caf-8fb8-11e5-918c-bcaec565249c)

2015-11-2300:00:00
This script is Copyright (C) 2015-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
20

7.1 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.018 Low

EPSS

Percentile

88.2%

reports :

CVE-2015-5312 Another entity expansion issue (David Drysdale).

CVE-2015-7497 Avoid an heap buffer overflow in xmlDictComputeFastQKey (David Drysdale).

CVE-2015-7498 Avoid processing entities after encoding conversion failures (Daniel Veillard).

CVE-2015-7499 (1) Add xmlHaltParser() to stop the parser (Daniel Veillard).

CVE-2015-7499 (2) Detect incoherency on GROW (Daniel Veillard).

CVE-2015-7500 Fix memory access error due to incorrect entities boundaries (Daniel Veillard).

CVE-2015-7941 (1) Stop parsing on entities boundaries errors (Daniel Veillard).

CVE-2015-7941 (2) Cleanup conditional section error handling (Daniel Veillard).

CVE-2015-7942 Another variation of overflow in Conditional sections (Daniel Veillard).

CVE-2015-7942 (2) Fix an error in previous Conditional section patch (Daniel Veillard).

CVE-2015-8035 Fix XZ compression support loop (Daniel Veillard).

CVE-2015-8242 Buffer overead with HTML parser in push mode (Hugh Davenport)

#%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(87000);
  script_version("2.9");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/06");

  script_cve_id("CVE-2015-5312", "CVE-2015-7497", "CVE-2015-7498", "CVE-2015-7499", "CVE-2015-7500", "CVE-2015-7941", "CVE-2015-7942", "CVE-2015-8035", "CVE-2015-8241", "CVE-2015-8242");

  script_name(english:"FreeBSD : libxml2 -- multiple vulnerabilities (e5423caf-8fb8-11e5-918c-bcaec565249c)");
  script_summary(english:"Checks for updated package in pkg_info output");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote FreeBSD host is missing a security-related update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"reports :

CVE-2015-5312 Another entity expansion issue (David Drysdale).

CVE-2015-7497 Avoid an heap buffer overflow in xmlDictComputeFastQKey
(David Drysdale).

CVE-2015-7498 Avoid processing entities after encoding conversion
failures (Daniel Veillard).

CVE-2015-7499 (1) Add xmlHaltParser() to stop the parser (Daniel
Veillard).

CVE-2015-7499 (2) Detect incoherency on GROW (Daniel Veillard).

CVE-2015-7500 Fix memory access error due to incorrect entities
boundaries (Daniel Veillard).

CVE-2015-7941 (1) Stop parsing on entities boundaries errors (Daniel
Veillard).

CVE-2015-7941 (2) Cleanup conditional section error handling (Daniel
Veillard).

CVE-2015-7942 Another variation of overflow in Conditional sections
(Daniel Veillard).

CVE-2015-7942 (2) Fix an error in previous Conditional section patch
(Daniel Veillard).

CVE-2015-8035 Fix XZ compression support loop (Daniel Veillard).

CVE-2015-8242 Buffer overead with HTML parser in push mode (Hugh
Davenport)"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"http://xmlsoft.org/news.html"
  );
  # http://www.openwall.com/lists/oss-security/2015/11/18/23
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.openwall.com/lists/oss-security/2015/11/18/23"
  );
  # https://vuxml.freebsd.org/freebsd/e5423caf-8fb8-11e5-918c-bcaec565249c.html
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?bf2b1197"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected package.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:C");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:libxml2");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:freebsd:freebsd");

  script_set_attribute(attribute:"vuln_publication_date", value:"2015/11/20");
  script_set_attribute(attribute:"patch_publication_date", value:"2015/11/20");
  script_set_attribute(attribute:"plugin_publication_date", value:"2015/11/23");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2015-2021 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:"libxml2<2.9.3")) flag++;

if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:pkg_report_get());
  else security_hole(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
VendorProductVersionCPE
freebsdfreebsdlibxml2p-cpe:/a:freebsd:freebsd:libxml2
freebsdfreebsdcpe:/o:freebsd:freebsd

7.1 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.018 Low

EPSS

Percentile

88.2%