Lucene search

K
nessusThis script is Copyright (C) 2017-2021 and is owned by Tenable, Inc. or an Affiliate thereof.FEDORA_2017-3849AF4477.NASL
HistoryMay 16, 2017 - 12:00 a.m.

Fedora 24 : libplist (2017-3849af4477)

2017-05-1600:00:00
This script is Copyright (C) 2017-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
8

6.4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

0.003 Low

EPSS

Percentile

71.4%

Version 2.0.0

Changes :

  • New light-weight custom XML parser

  • Remove libxml2 dependency

  • Refactor binary plist parsing

  • Improved malformed XML and binary plist detection and error handling

  • Add parser debug/error output (when compiled with
    –enable-debug), controlled via environment variables

  • Fix unicode character handling

  • Add PLIST_IS_* helper macros for the different node types

  • Extend date/time range and date conversion issues

  • Add plist_is_binary() and plist_from_memory() functions to the interface

  • Plug several memory leaks

  • Speed improvements for handling large plist files

Includes security fixes for :

  • CVE-2017-6440

  • CVE-2017-6439

  • CVE-2017-6438

  • CVE-2017-6437

  • CVE-2017-6436

  • CVE-2017-6435

  • CVE-2017-5836

  • CVE-2017-5835

  • CVE-2017-5834

  • CVE-2017-5545

  • CVE-2017-5209

… and several others that didn’t receive any CVE (yet).

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Fedora Security Advisory FEDORA-2017-3849af4477.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(100187);
  script_version("3.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");

  script_cve_id("CVE-2017-5209", "CVE-2017-5545", "CVE-2017-5834", "CVE-2017-5835", "CVE-2017-5836", "CVE-2017-6435", "CVE-2017-6436", "CVE-2017-6437", "CVE-2017-6438", "CVE-2017-6439", "CVE-2017-6440");
  script_xref(name:"FEDORA", value:"2017-3849af4477");

  script_name(english:"Fedora 24 : libplist (2017-3849af4477)");
  script_summary(english:"Checks rpm output for the updated package.");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Fedora host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"Version 2.0.0

Changes :

  - New light-weight custom XML parser

  - Remove libxml2 dependency

  - Refactor binary plist parsing

  - Improved malformed XML and binary plist detection and
    error handling

  - Add parser debug/error output (when compiled with
    --enable-debug), controlled via environment variables

  - Fix unicode character handling

  - Add PLIST_IS_* helper macros for the different node
    types

  - Extend date/time range and date conversion issues

  - Add plist_is_binary() and plist_from_memory() functions
    to the interface

  - Plug several memory leaks

  - Speed improvements for handling large plist files

Includes security fixes for :

  - CVE-2017-6440

  - CVE-2017-6439

  - CVE-2017-6438

  - CVE-2017-6437

  - CVE-2017-6436

  - CVE-2017-6435

  - CVE-2017-5836

  - CVE-2017-5835

  - CVE-2017-5834

  - CVE-2017-5545

  - CVE-2017-5209

... and several others that didn't receive any CVE (yet).

Note that Tenable Network Security has extracted the preceding
description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as
possible without introducing additional issues."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bodhi.fedoraproject.org/updates/FEDORA-2017-3849af4477"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Update the affected libplist package."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:P");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:libplist");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:24");

  script_set_attribute(attribute:"vuln_publication_date", value:"2017/01/11");
  script_set_attribute(attribute:"patch_publication_date", value:"2017/05/12");
  script_set_attribute(attribute:"plugin_publication_date", value:"2017/05/16");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2017-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Fedora Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list");

  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("rpm.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/RedHat/release");
if (isnull(release) || "Fedora" >!< release) audit(AUDIT_OS_NOT, "Fedora");
os_ver = pregmatch(pattern: "Fedora.*release ([0-9]+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Fedora");
os_ver = os_ver[1];
if (! preg(pattern:"^24([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Fedora 24", "Fedora " + os_ver);

if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);


cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Fedora", cpu);


flag = 0;
if (rpm_check(release:"FC24", reference:"libplist-2.0.0-1.fc24")) flag++;


if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_WARNING,
    extra      : rpm_report_get()
  );
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "libplist");
}
VendorProductVersionCPE
fedoraprojectfedoralibplistp-cpe:/a:fedoraproject:fedora:libplist
fedoraprojectfedora24cpe:/o:fedoraproject:fedora:24

6.4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

0.003 Low

EPSS

Percentile

71.4%