EulerOS 2.0 SP10 : vim (EulerOS-SA-2022-2250)

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

include('compat.inc');

if (description)
{
  script_id(164229);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/10/13");

  script_cve_id(
    "CVE-2022-1720",
    "CVE-2022-1725",
    "CVE-2022-1733",
    "CVE-2022-1735",
    "CVE-2022-1771",
    "CVE-2022-1785",
    "CVE-2022-1796",
    "CVE-2022-1851",
    "CVE-2022-1897",
    "CVE-2022-1927",
    "CVE-2022-1968"
  );

  script_name(english:"EulerOS 2.0 SP10 : vim (EulerOS-SA-2022-2250)");

  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 vim packages installed, the EulerOS installation on the remote host is affected by the
following vulnerabilities :

  - Buffer Over-read in function grab_file_name in GitHub repository vim/vim prior to 8.2.4956. This
    vulnerability is capable of crashing the software, memory modification, and possible remote execution.
    (CVE-2022-1720)

  - Heap-based Buffer Overflow in GitHub repository vim/vim prior to 8.2.4968. (CVE-2022-1733)

  - Classic Buffer Overflow in GitHub repository vim/vim prior to 8.2.4969. (CVE-2022-1735)

  - Uncontrolled Recursion in GitHub repository vim/vim prior to 8.2.4975. (CVE-2022-1771)

  - Out-of-bounds Write in GitHub repository vim/vim prior to 8.2.4977. (CVE-2022-1785)

  - Use After Free in GitHub repository vim/vim prior to 8.2.4979. (CVE-2022-1796)

  - Out-of-bounds Read in GitHub repository vim/vim prior to 8.2. (CVE-2022-1851)

  - Out-of-bounds Write in GitHub repository vim/vim prior to 8.2. (CVE-2022-1897)

  - Buffer Over-read in GitHub repository vim/vim prior to 8.2. (CVE-2022-1927)

  - Use After Free in GitHub repository vim/vim prior to 8.2. (CVE-2022-1968)

  - Use after free in append_command in GitHub repository vim/vim prior to 8.2.4895. This vulnerability is
    capable of crashing software, Bypass Protection Mechanism, Modify Memory, and possible remote execution
    (CVE-2022-1616) (CVE-2022-1725)

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-2022-2250
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?4c0db46b");
  script_set_attribute(attribute:"solution", value:
"Update the affected vim packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
  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-2022-1968");

  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:"2022/05/17");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/08/17");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/08/17");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:vim-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:vim-enhanced");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:vim-filesystem");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:vim-minimal");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:huawei:euleros:2.0");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Huawei 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/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) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "EulerOS", cpu);
if ("aarch64" >!< cpu) audit(AUDIT_ARCH_NOT, "aarch64", cpu);

var flag = 0;

var pkgs = [
  "vim-common-8.2-1.h35.eulerosv2r10",
  "vim-enhanced-8.2-1.h35.eulerosv2r10",
  "vim-filesystem-8.2-1.h35.eulerosv2r10",
  "vim-minimal-8.2-1.h35.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, "vim");
}