EulerOS 2.0 SP10 : libtiff (EulerOS-SA-2023-1979)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(176030);
  script_version("1.0");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/05/18");

  script_cve_id(
    "CVE-2023-0795",
    "CVE-2023-0796",
    "CVE-2023-0797",
    "CVE-2023-0798",
    "CVE-2023-0799",
    "CVE-2023-0800",
    "CVE-2023-0801",
    "CVE-2023-0802",
    "CVE-2023-0803",
    "CVE-2023-0804"
  );

  script_name(english:"EulerOS 2.0 SP10 : libtiff (EulerOS-SA-2023-1979)");

  script_set_attribute(attribute:"synopsis", value:
"The remote EulerOS host is missing multiple security updates.");
  script_set_attribute(attribute:"description", value:
"According to the versions of the libtiff package installed, the EulerOS installation on the remote host is affected by
the following vulnerabilities :

  - LibTIFF 4.4.0 has an out-of-bounds read in tiffcrop in tools/tiffcrop.c:3488, allowing attackers to cause
    a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is
    available with commit afaabc3e. (CVE-2023-0795)

  - LibTIFF 4.4.0 has an out-of-bounds read in tiffcrop in tools/tiffcrop.c:3592, allowing attackers to cause
    a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is
    available with commit afaabc3e. (CVE-2023-0796)

  - LibTIFF 4.4.0 has an out-of-bounds read in tiffcrop in libtiff/tif_unix.c:368, invoked by
    tools/tiffcrop.c:2903 and tools/tiffcrop.c:6921, allowing attackers to cause a denial-of-service via a
    crafted tiff file. For users that compile libtiff from sources, the fix is available with commit afaabc3e.
    (CVE-2023-0797)

  - LibTIFF 4.4.0 has an out-of-bounds read in tiffcrop in tools/tiffcrop.c:3400, allowing attackers to cause
    a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is
    available with commit afaabc3e. (CVE-2023-0798)

  - LibTIFF 4.4.0 has an out-of-bounds read in tiffcrop in tools/tiffcrop.c:3701, allowing attackers to cause
    a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is
    available with commit afaabc3e. (CVE-2023-0799)

  - LibTIFF 4.4.0 has an out-of-bounds write in tiffcrop in tools/tiffcrop.c:3502, allowing attackers to cause
    a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is
    available with commit 33aee127. (CVE-2023-0800)

  - LibTIFF 4.4.0 has an out-of-bounds write in tiffcrop in libtiff/tif_unix.c:368, invoked by
    tools/tiffcrop.c:2903 and tools/tiffcrop.c:6778, allowing attackers to cause a denial-of-service via a
    crafted tiff file. For users that compile libtiff from sources, the fix is available with commit 33aee127.
    (CVE-2023-0801)

  - LibTIFF 4.4.0 has an out-of-bounds write in tiffcrop in tools/tiffcrop.c:3724, allowing attackers to cause
    a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is
    available with commit 33aee127. (CVE-2023-0802)

  - LibTIFF 4.4.0 has an out-of-bounds write in tiffcrop in tools/tiffcrop.c:3516, allowing attackers to cause
    a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is
    available with commit 33aee127. (CVE-2023-0803)

  - LibTIFF 4.4.0 has an out-of-bounds write in tiffcrop in tools/tiffcrop.c:3609, allowing attackers to cause
    a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is
    available with commit 33aee127. (CVE-2023-0804)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security
advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional
issues.");
  # https://developer.huaweicloud.com/ict/en/site-euleros/euleros/security-advisories/EulerOS-SA-2023-1979
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?1acd2723");
  script_set_attribute(attribute:"solution", value:
"Update the affected libtiff packages.");
  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-2023-0804");

  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:"2023/02/13");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/05/17");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/05/18");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:libtiff");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:huawei:euleros:2.0");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Huawei 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/cpu", "Host/EulerOS/release", "Host/EulerOS/rpm-list", "Host/EulerOS/sp");
  script_exclude_keys("Host/EulerOS/uvp_version");

  exit(0);
}

include("rpm.inc");

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

var _release = get_kb_item("Host/EulerOS/release");
if (isnull(_release) || _release !~ "^EulerOS") audit(AUDIT_OS_NOT, "EulerOS");
var uvp = get_kb_item("Host/EulerOS/uvp_version");
if (_release !~ "^EulerOS release 2\.0(\D|$)") audit(AUDIT_OS_NOT, "EulerOS 2.0 SP10");

var sp = get_kb_item("Host/EulerOS/sp");
if (isnull(sp) || sp !~ "^(10)$") audit(AUDIT_OS_NOT, "EulerOS 2.0 SP10");

if (!empty_or_null(uvp)) audit(AUDIT_OS_NOT, "EulerOS 2.0 SP10", "EulerOS UVP " + uvp);

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

var cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$" && "aarch64" >!< cpu && "x86" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "EulerOS", cpu);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$" && "x86" >!< cpu) audit(AUDIT_ARCH_NOT, "i686 / x86_64", cpu);

var flag = 0;

var pkgs = [
  "libtiff-4.1.0-1.h22.eulerosv2r10"
];

foreach (var pkg in pkgs)
  if (rpm_check(release:"EulerOS-2.0", sp:"10", reference:pkg)) 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, "libtiff");
}