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nessusThis script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.AL2023_ALAS2023-2023-150.NASL
HistoryApr 04, 2023 - 12:00 a.m.

Amazon Linux 2023 : ImageMagick, ImageMagick-c++, ImageMagick-c++-devel (ALAS2023-2023-150)

2023-04-0400:00:00
This script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
14
amazon linux
imagemagick
remote attacker
denial of service
segmentation fault
trash files

0.001 Low

EPSS

Percentile

38.3%

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2023-150 advisory.

  • A vulnerability was discovered in ImageMagick where a specially created SVG file loads itself and causes a segmentation fault. This flaw allows a remote attacker to pass a specially crafted SVG file that leads to a segmentation fault, generating many trash files in /tmp, resulting in a denial of service. When ImageMagick crashes, it generates a lot of trash files. These trash files can be large if the SVG file contains many render actions. In a denial of service attack, if a remote attacker uploads an SVG file of size t, ImageMagick generates files of size 103*t. If an attacker uploads a 100M SVG, the server will generate about 10G. (CVE-2023-1289)

Note that Nessus has not tested for this issue 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 Amazon Linux 2023 Security Advisory ALAS2023-2023-150.
##

include('compat.inc');

if (description)
{
  script_id(173865);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/06/01");

  script_cve_id("CVE-2023-1289");
  script_xref(name:"IAVB", value:"2023-B-0020-S");

  script_name(english:"Amazon Linux 2023 : ImageMagick, ImageMagick-c++, ImageMagick-c++-devel (ALAS2023-2023-150)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Amazon Linux 2023 host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2023-150 advisory.

  - A vulnerability was discovered in ImageMagick where a specially created SVG file loads itself and causes a
    segmentation fault. This flaw allows a remote attacker to pass a specially crafted SVG file that leads to
    a segmentation fault, generating many trash files in /tmp, resulting in a denial of service. When
    ImageMagick crashes, it generates a lot of trash files. These trash files can be large if the SVG file
    contains many render actions. In a denial of service attack, if a remote attacker uploads an SVG file of
    size t, ImageMagick generates files of size 103*t. If an attacker uploads a 100M SVG, the server will
    generate about 10G. (CVE-2023-1289)

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://alas.aws.amazon.com/AL2023/ALAS-2023-150.html");
  script_set_attribute(attribute:"see_also", value:"https://alas.aws.amazon.com/cve/html/CVE-2023-1289.html");
  script_set_attribute(attribute:"see_also", value:"https://alas.aws.amazon.com/faqs.html");
  script_set_attribute(attribute:"solution", value:
"Run 'dnf update ImageMagick --releasever=2023.0.20230329' to update your system.");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:N/I:N/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:N/I:N/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-2023-1289");

  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:"2023/03/23");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/03/30");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/04/04");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ImageMagick");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ImageMagick-c++");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ImageMagick-c++-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ImageMagick-c++-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ImageMagick-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ImageMagick-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ImageMagick-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ImageMagick-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ImageMagick-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ImageMagick-libs-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ImageMagick-perl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:ImageMagick-perl-debuginfo");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:amazon:linux:2023");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 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/AmazonLinux/release", "Host/AmazonLinux/rpm-list");

  exit(0);
}

include("rpm.inc");

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);

var alas_release = get_kb_item("Host/AmazonLinux/release");
if (isnull(alas_release) || !strlen(alas_release)) audit(AUDIT_OS_NOT, "Amazon Linux");
var os_ver = pregmatch(pattern: "^AL(A|\d+|-\d+)", string:alas_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Amazon Linux");
os_ver = os_ver[1];
if (os_ver != "-2023")
{
  if (os_ver == 'A') os_ver = 'AMI';
  audit(AUDIT_OS_NOT, "Amazon Linux 2023", "Amazon Linux " + os_ver);
}

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

var pkgs = [
    {'reference':'ImageMagick-6.9.12.82-1.amzn2023.0.1', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-6.9.12.82-1.amzn2023.0.1', 'cpu':'i686', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-6.9.12.82-1.amzn2023.0.1', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-c++-6.9.12.82-1.amzn2023.0.1', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-c++-6.9.12.82-1.amzn2023.0.1', 'cpu':'i686', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-c++-6.9.12.82-1.amzn2023.0.1', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-c++-debuginfo-6.9.12.82-1.amzn2023.0.1', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-c++-debuginfo-6.9.12.82-1.amzn2023.0.1', 'cpu':'i686', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-c++-debuginfo-6.9.12.82-1.amzn2023.0.1', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-c++-devel-6.9.12.82-1.amzn2023.0.1', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-c++-devel-6.9.12.82-1.amzn2023.0.1', 'cpu':'i686', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-c++-devel-6.9.12.82-1.amzn2023.0.1', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-debuginfo-6.9.12.82-1.amzn2023.0.1', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-debuginfo-6.9.12.82-1.amzn2023.0.1', 'cpu':'i686', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-debuginfo-6.9.12.82-1.amzn2023.0.1', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-debugsource-6.9.12.82-1.amzn2023.0.1', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-debugsource-6.9.12.82-1.amzn2023.0.1', 'cpu':'i686', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-debugsource-6.9.12.82-1.amzn2023.0.1', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-devel-6.9.12.82-1.amzn2023.0.1', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-devel-6.9.12.82-1.amzn2023.0.1', 'cpu':'i686', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-devel-6.9.12.82-1.amzn2023.0.1', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-doc-6.9.12.82-1.amzn2023.0.1', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-doc-6.9.12.82-1.amzn2023.0.1', 'cpu':'i686', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-doc-6.9.12.82-1.amzn2023.0.1', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-libs-6.9.12.82-1.amzn2023.0.1', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-libs-6.9.12.82-1.amzn2023.0.1', 'cpu':'i686', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-libs-6.9.12.82-1.amzn2023.0.1', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-libs-debuginfo-6.9.12.82-1.amzn2023.0.1', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-libs-debuginfo-6.9.12.82-1.amzn2023.0.1', 'cpu':'i686', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-libs-debuginfo-6.9.12.82-1.amzn2023.0.1', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-perl-6.9.12.82-1.amzn2023.0.1', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-perl-6.9.12.82-1.amzn2023.0.1', 'cpu':'i686', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-perl-6.9.12.82-1.amzn2023.0.1', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-perl-debuginfo-6.9.12.82-1.amzn2023.0.1', 'cpu':'aarch64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-perl-debuginfo-6.9.12.82-1.amzn2023.0.1', 'cpu':'i686', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'ImageMagick-perl-debuginfo-6.9.12.82-1.amzn2023.0.1', 'cpu':'x86_64', 'release':'AL-2023', 'rpm_spec_vers_cmp':TRUE}
];

var flag = 0;
foreach var package_array ( pkgs ) {
  var reference = NULL;
  var _release = NULL;
  var sp = NULL;
  var _cpu = NULL;
  var el_string = NULL;
  var rpm_spec_vers_cmp = NULL;
  var epoch = NULL;
  var allowmaj = NULL;
  var exists_check = NULL;
  if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
  if (!empty_or_null(package_array['release'])) _release = package_array['release'];
  if (!empty_or_null(package_array['sp'])) sp = package_array['sp'];
  if (!empty_or_null(package_array['cpu'])) _cpu = package_array['cpu'];
  if (!empty_or_null(package_array['el_string'])) el_string = package_array['el_string'];
  if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
  if (!empty_or_null(package_array['epoch'])) epoch = package_array['epoch'];
  if (!empty_or_null(package_array['allowmaj'])) allowmaj = package_array['allowmaj'];
  if (!empty_or_null(package_array['exists_check'])) exists_check = package_array['exists_check'];
  if (reference && _release && (!exists_check || rpm_exists(release:_release, rpm:exists_check))) {
    if (rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj)) flag++;
  }
}

if (flag)
{
  security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : rpm_report_get()
  );
  exit(0);
}
else
{
  var tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "ImageMagick / ImageMagick-c++ / ImageMagick-c++-debuginfo / etc");
}
VendorProductVersionCPE
amazonlinuximagemagickp-cpe:/a:amazon:linux:imagemagick
amazonlinuximagemagick-debuginfop-cpe:/a:amazon:linux:imagemagick-debuginfo
amazonlinuximagemagick-develp-cpe:/a:amazon:linux:imagemagick-devel
amazonlinuximagemagick-docp-cpe:/a:amazon:linux:imagemagick-doc
amazonlinuximagemagick-perlp-cpe:/a:amazon:linux:imagemagick-perl
amazonlinuximagemagick-c%2b%2bp-cpe:/a:amazon:linux:imagemagick-c%2b%2b
amazonlinuximagemagick-c%2b%2b-develp-cpe:/a:amazon:linux:imagemagick-c%2b%2b-devel
amazonlinuximagemagick-debugsourcep-cpe:/a:amazon:linux:imagemagick-debugsource
amazonlinuximagemagick-libsp-cpe:/a:amazon:linux:imagemagick-libs
amazonlinuximagemagick-libs-debuginfop-cpe:/a:amazon:linux:imagemagick-libs-debuginfo
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