EulerOS 2.0 SP10 : vim (EulerOS-SA-2022-1655)

##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(160665);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/10/30");

  script_cve_id(
    "CVE-2022-0261",
    "CVE-2022-0318",
    "CVE-2022-0351",
    "CVE-2022-0359",
    "CVE-2022-0361",
    "CVE-2022-0368",
    "CVE-2022-0392",
    "CVE-2022-0408",
    "CVE-2022-0413",
    "CVE-2022-0417",
    "CVE-2022-0443"
  );

  script_name(english:"EulerOS 2.0 SP10 : vim (EulerOS-SA-2022-1655)");

  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 :

  - Heap-based Buffer Overflow in GitHub repository vim/vim prior to 8.2. (CVE-2022-0261, CVE-2022-0359,
    CVE-2022-0361)

  - Heap-based Buffer Overflow in vim/vim prior to 8.2. (CVE-2022-0318)

  - Access of Memory Location Before Start of Buffer in GitHub repository vim/vim prior to 8.2.
    (CVE-2022-0351)

  - Out-of-bounds Read in GitHub repository vim/vim prior to 8.2. (CVE-2022-0368)

  - Heap-based Buffer Overflow in GitHub repository vim prior to 8.2. (CVE-2022-0392)

  - Stack-based Buffer Overflow in GitHub repository vim/vim prior to 8.2. (CVE-2022-0408)

  - Use After Free in GitHub repository vim/vim prior to 8.2. (CVE-2022-0413, CVE-2022-0443)

  - Heap-based Buffer Overflow GitHub repository vim/vim prior to 8.2. (CVE-2022-0417)

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-2022-1655
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?0242fe20");
  script_set_attribute(attribute:"solution", value:
"Update the affected vim 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:POC/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:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2022-0318");

  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:"2022/01/18");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/05/06");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/05/06");

  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.h21.eulerosv2r10",
  "vim-enhanced-8.2-1.h21.eulerosv2r10",
  "vim-filesystem-8.2-1.h21.eulerosv2r10",
  "vim-minimal-8.2-1.h21.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_HOLE,
    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");
}