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nessusThis script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.DEBIAN_DSA-5229.NASL
HistorySep 14, 2022 - 12:00 a.m.

Debian DSA-5229-1 : freecad - security update

2022-09-1400:00:00
This script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
11
debian 11
freecad 0.19
remote code execution
os command injection
cve-2021-45844
cve-2021-45845
nessus scanner

7.6 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

0.002 Low

EPSS

Percentile

54.3%

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5229 advisory.

  • Improper sanitization in the invocation of ODA File Converter from FreeCAD 0.19 allows an attacker to inject OS commands via a crafted filename. (CVE-2021-45844)

  • The Path Sanity Check script of FreeCAD 0.19 is vulnerable to OS command injection, allowing an attacker to execute arbitrary commands via a crafted FCStd document. (CVE-2021-45845)

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

#%NASL_MIN_LEVEL 80900
#
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory dsa-5229. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#

include('compat.inc');

if (description)
{
  script_id(165081);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/10/11");

  script_cve_id("CVE-2021-45844", "CVE-2021-45845");

  script_name(english:"Debian DSA-5229-1 : freecad - security update");

  script_set_attribute(attribute:"synopsis", value:
"The remote Debian host is missing one or more security-related updates.");
  script_set_attribute(attribute:"description", value:
"The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the
dsa-5229 advisory.

  - Improper sanitization in the invocation of ODA File Converter from FreeCAD 0.19 allows an attacker to
    inject OS commands via a crafted filename. (CVE-2021-45844)

  - The Path Sanity Check script of FreeCAD 0.19 is vulnerable to OS command injection, allowing an attacker
    to execute arbitrary commands via a crafted FCStd document. (CVE-2021-45845)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/source-package/freecad");
  script_set_attribute(attribute:"see_also", value:"https://www.debian.org/security/2022/dsa-5229");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2021-45844");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2021-45845");
  script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/bullseye/freecad");
  script_set_attribute(attribute:"solution", value:
"Upgrade the freecad packages.

For the stable distribution (bullseye), these problems have been fixed in version 0.19.1+dfsg1-2+deb11u1.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/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-2021-45844");
  script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2021-45845");

  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:"2022/01/25");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/09/13");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/09/14");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:freecad");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:freecad-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:freecad-python3");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libfreecad-python3-0.19");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:11.0");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");

  exit(0);
}

include('debian_package.inc');

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);

var release = get_kb_item('Host/Debian/release');
if ( isnull(release) ) audit(AUDIT_OS_NOT, 'Debian');
var release = chomp(release);
if (! preg(pattern:"^(11)\.[0-9]+", string:release)) audit(AUDIT_OS_NOT, 'Debian 11.0', 'Debian ' + release);
var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Debian', cpu);

var pkgs = [
    {'release': '11.0', 'prefix': 'freecad', 'reference': '0.19.1+dfsg1-2+deb11u1'},
    {'release': '11.0', 'prefix': 'freecad-common', 'reference': '0.19.1+dfsg1-2+deb11u1'},
    {'release': '11.0', 'prefix': 'freecad-python3', 'reference': '0.19.1+dfsg1-2+deb11u1'},
    {'release': '11.0', 'prefix': 'libfreecad-python3-0.19', 'reference': '0.19.1+dfsg1-2+deb11u1'}
];

var flag = 0;
foreach package_array ( pkgs ) {
  var release = NULL;
  var prefix = NULL;
  var reference = NULL;
  if (!empty_or_null(package_array['release'])) release = package_array['release'];
  if (!empty_or_null(package_array['prefix'])) prefix = package_array['prefix'];
  if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
  if (release && prefix && reference) {
    if (deb_check(release:release, prefix:prefix, reference:reference)) flag++;
  }
}

if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    extra      : deb_report_get()
  );
  exit(0);
}
else
{
  var tested = deb_pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'freecad / freecad-common / freecad-python3 / libfreecad-python3-0.19');
}
VendorProductVersionCPE
debiandebian_linuxfreecadp-cpe:/a:debian:debian_linux:freecad
debiandebian_linuxfreecad-commonp-cpe:/a:debian:debian_linux:freecad-common
debiandebian_linuxfreecad-python3p-cpe:/a:debian:debian_linux:freecad-python3
debiandebian_linuxlibfreecad-python3-0.19p-cpe:/a:debian:debian_linux:libfreecad-python3-0.19
debiandebian_linux11.0cpe:/o:debian:debian_linux:11.0

7.6 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

0.002 Low

EPSS

Percentile

54.3%