Ubuntu 16.04 LTS / 18.04 LTS / 19.10 : pillow vulnerabilities (USN-4272-1)

2020-02-07T00:00:00
ID UBUNTU_USN-4272-1.NASL
Type nessus
Reporter Ubuntu Security Notice (C) 2020 Canonical, Inc. / NASL script (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof.
Modified 2020-02-07T00:00:00

Description

It was discovered that Pillow incorrectly handled certain images. An attacker could possibly use this issue to cause a denial of service. (CVE-2019-16865, CVE-2019-19911)

It was discovered that Pillow incorrectly handled certain images. An attacker could possibly use this issue to execute arbitrary code. (CVE-2020-5312)

It was discovered that Pillow incorrectly handled certain TIFF images. An attacker could possibly use this issue to cause a crash. This issue only affected Ubuntu 19.10. (CVE-2020-5310)

It was discovered that Pillow incorrectly handled certain SGI images. An attacker could possibly use this issue to execute arbitrary code or cause a crash. This issue only affected Ubuntu 18.04 and Ubuntu 19.10. (CVE-2020-5311)

It was discovered that Pillow incorrectly handled certain PCX images. An attackter could possibly use this issue to execute arbitrary code or cause a crash. (CVE-2020-5312)

It was discovered that Pillow incorrectly handled certain Flip images. An attacker could possibly use this issue to execute arbitrary code or cause a crash. (CVE-2020-5313).

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

                                        
                                            #
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-4272-1. The text 
# itself is copyright (C) Canonical, Inc. See 
# <http://www.ubuntu.com/usn/>. Ubuntu(R) is a registered 
# trademark of Canonical, Inc.
#

include("compat.inc");

if (description)
{
  script_id(133550);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/07/14");

  script_cve_id("CVE-2019-16865", "CVE-2019-19911", "CVE-2020-5310", "CVE-2020-5311", "CVE-2020-5312", "CVE-2020-5313");
  script_xref(name:"USN", value:"4272-1");

  script_name(english:"Ubuntu 16.04 LTS / 18.04 LTS / 19.10 : pillow vulnerabilities (USN-4272-1)");
  script_summary(english:"Checks dpkg output for updated packages.");

  script_set_attribute(
    attribute:"synopsis",
    value:
"The remote Ubuntu host is missing one or more security-related
patches."
  );
  script_set_attribute(
    attribute:"description",
    value:
"It was discovered that Pillow incorrectly handled certain images. An
attacker could possibly use this issue to cause a denial of service.
(CVE-2019-16865, CVE-2019-19911)

It was discovered that Pillow incorrectly handled certain images. An
attacker could possibly use this issue to execute arbitrary code.
(CVE-2020-5312)

It was discovered that Pillow incorrectly handled certain TIFF images.
An attacker could possibly use this issue to cause a crash. This issue
only affected Ubuntu 19.10. (CVE-2020-5310)

It was discovered that Pillow incorrectly handled certain SGI images.
An attacker could possibly use this issue to execute arbitrary code or
cause a crash. This issue only affected Ubuntu 18.04 and Ubuntu 19.10.
(CVE-2020-5311)

It was discovered that Pillow incorrectly handled certain PCX images.
An attackter could possibly use this issue to execute arbitrary code
or cause a crash. (CVE-2020-5312)

It was discovered that Pillow incorrectly handled certain Flip images.
An attacker could possibly use this issue to execute arbitrary code or
cause a crash. (CVE-2020-5313).

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. 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://usn.ubuntu.com/4272-1/"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2020-5312");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:python-imaging");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:python-pil");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:python3-imaging");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:python3-pil");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:14.04");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:16.04");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:18.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:19.10");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/10/04");
  script_set_attribute(attribute:"patch_publication_date", value:"2020/02/06");
  script_set_attribute(attribute:"plugin_publication_date", value:"2020/02/07");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"Ubuntu Security Notice (C) 2020 Canonical, Inc. / NASL script (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Ubuntu Local Security Checks");

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

  exit(0);
}


include("audit.inc");
include("ubuntu.inc");
include("misc_func.inc");

if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/Ubuntu/release");
if ( isnull(release) ) audit(AUDIT_OS_NOT, "Ubuntu");
release = chomp(release);
if (! preg(pattern:"^(14\.04|16\.04|18\.04|19\.10)$", string:release)) audit(AUDIT_OS_NOT, "Ubuntu 14.04 / 16.04 / 18.04 / 19.10", "Ubuntu " + release);
if ( ! get_kb_item("Host/Debian/dpkg-l") ) 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, "Ubuntu", cpu);

flag = 0;

if (ubuntu_check(osver:"16.04", pkgname:"python-imaging", pkgver:"3.1.2-0ubuntu1.3")) flag++;
if (ubuntu_check(osver:"16.04", pkgname:"python-pil", pkgver:"3.1.2-0ubuntu1.3")) flag++;
if (ubuntu_check(osver:"16.04", pkgname:"python3-pil", pkgver:"3.1.2-0ubuntu1.3")) flag++;
if (ubuntu_check(osver:"18.04", pkgname:"python-pil", pkgver:"5.1.0-1ubuntu0.2")) flag++;
if (ubuntu_check(osver:"18.04", pkgname:"python3-pil", pkgver:"5.1.0-1ubuntu0.2")) flag++;
if (ubuntu_check(osver:"19.10", pkgname:"python-pil", pkgver:"6.1.0-1ubuntu0.2")) flag++;
if (ubuntu_check(osver:"19.10", pkgname:"python3-pil", pkgver:"6.1.0-1ubuntu0.2")) flag++;

if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    extra      : ubuntu_report_get()
  );
  exit(0);
}
else
{
  tested = ubuntu_pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "python-imaging / python-pil / python3-imaging / python3-pil");
}