Slackware Linux 15.0 / current vim Vulnerability (SSA:2022-304-01)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##
#
# The descriptive text and package checks in this plugin were
# extracted from Slackware Security Advisory SSA:2022-304-01. The text
# itself is copyright (C) Slackware Linux, Inc.
##

include('compat.inc');

if (description)
{
  script_id(167893);
  script_version("1.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/03/23");

  script_cve_id("CVE-2022-3705");
  script_xref(name:"IAVB", value:"2022-B-0049-S");
  script_xref(name:"IAVB", value:"2023-B-0016-S");

  script_name(english:"Slackware Linux 15.0 / current vim  Vulnerability (SSA:2022-304-01)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Slackware Linux host is missing a security update to vim.");
  script_set_attribute(attribute:"description", value:
"The version of vim installed on the remote host is prior to 9.0.0814. It is, therefore, affected by a vulnerability as
referenced in the SSA:2022-304-01 advisory.

  - A vulnerability was found in vim and classified as problematic. Affected by this issue is the function
    qf_update_buffer of the file quickfix.c of the component autocmd Handler. The manipulation leads to use
    after free. The attack may be launched remotely. Upgrading to version 9.0.0805 is able to address this
    issue. The name of the patch is d0fab10ed2a86698937e3c3fed2f10bd9bb5e731. It is recommended to upgrade the
    affected component. The identifier of this vulnerability is VDB-212324. (CVE-2022-3705)

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:"solution", value:
"Upgrade the affected vim package.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:R/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-2022-3705");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2022/10/26");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/11/18");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:slackware:slackware_linux:vim");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:slackware:slackware_linux:vim-gvim");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:slackware:slackware_linux");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:slackware:slackware_linux:15.0");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Slackware 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/Slackware/release", "Host/Slackware/packages");

  exit(0);
}

include("slackware.inc");

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Slackware/release")) audit(AUDIT_OS_NOT, "Slackware");
if (!get_kb_item("Host/Slackware/packages")) 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$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Slackware", cpu);

var flag = 0;
var constraints = [
    { 'fixed_version' : '9.0.0814', 'product' : 'vim', 'os_name' : 'Slackware Linux', 'os_version' : '15.0', 'service_pack' : '1_slack15.0', 'arch' : 'i586' },
    { 'fixed_version' : '9.0.0814', 'product' : 'vim-gvim', 'os_name' : 'Slackware Linux', 'os_version' : '15.0', 'service_pack' : '1_slack15.0', 'arch' : 'i586' },
    { 'fixed_version' : '9.0.0814', 'product' : 'vim', 'os_name' : 'Slackware Linux', 'os_version' : '15.0', 'service_pack' : '1_slack15.0', 'arch' : 'x86_64' },
    { 'fixed_version' : '9.0.0814', 'product' : 'vim-gvim', 'os_name' : 'Slackware Linux', 'os_version' : '15.0', 'service_pack' : '1_slack15.0', 'arch' : 'x86_64' },
    { 'fixed_version' : '9.0.0814', 'product' : 'vim', 'os_name' : 'Slackware Linux', 'os_version' : 'current', 'service_pack' : '1', 'arch' : 'i586' },
    { 'fixed_version' : '9.0.0814', 'product' : 'vim-gvim', 'os_name' : 'Slackware Linux', 'os_version' : 'current', 'service_pack' : '1', 'arch' : 'i586' },
    { 'fixed_version' : '9.0.0814', 'product' : 'vim', 'os_name' : 'Slackware Linux', 'os_version' : 'current', 'service_pack' : '1', 'arch' : 'x86_64' },
    { 'fixed_version' : '9.0.0814', 'product' : 'vim-gvim', 'os_name' : 'Slackware Linux', 'os_version' : 'current', 'service_pack' : '1', 'arch' : 'x86_64' }
];

foreach constraint (constraints) {
    var pkg_arch = constraint['arch'];
    var arch = NULL;
    if (pkg_arch == "x86_64") {
        arch = pkg_arch;
    }
    if (slackware_check(osver:constraint['os_version'],
                        arch:arch,
                        pkgname:constraint['product'],
                        pkgver:constraint['fixed_version'],
                        pkgarch:pkg_arch,
                        pkgnum:constraint['service_pack'])) flag++;
}

if (flag)
{
  security_report_v4(
      port       : 0,
      severity   : SECURITY_HOLE,
      extra      : slackware_report_get()
  );
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");