EulerOS 2.0 SP8 : sssd (EulerOS-SA-2023-1610)

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

include('compat.inc');

if (description)
{
  script_id(174212);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/04/19");

  script_cve_id("CVE-2022-4254");

  script_name(english:"EulerOS 2.0 SP8 : sssd (EulerOS-SA-2023-1610)");

  script_set_attribute(attribute:"synopsis", value:
"The remote EulerOS host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"According to the versions of the sssd packages installed, the EulerOS installation on the remote host is affected by the
following vulnerabilities :

  - sssd: libsss_certmap fails to sanitise certificate data used in LDAP filters (CVE-2022-4254)

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-2023-1610
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?f075e37a");
  script_set_attribute(attribute:"solution", value:
"Update the affected sssd packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C");
  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:L/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-2022-4254");

  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:"2023/01/24");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/04/12");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/04/13");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:libipa_hbac");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:libsss_autofs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:libsss_certmap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:libsss_idmap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:libsss_nss_idmap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:libsss_simpleifp");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:libsss_sudo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:python2-libipa_hbac");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:python2-libsss_nss_idmap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:python2-sss");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:python2-sss-murmur");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:python2-sssdconfig");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:python3-libipa_hbac");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:python3-libsss_nss_idmap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:python3-sss");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:python3-sss-murmur");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:python3-sssdconfig");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-ad");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-client");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-common-pac");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-dbus");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-ipa");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-kcm");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-krb5");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-krb5-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-ldap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-libwbclient");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-nfs-idmap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-proxy");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-tools");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:sssd-winbind-idmap");
  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 SP8");

var sp = get_kb_item("Host/EulerOS/sp");
if (isnull(sp) || sp !~ "^(8)$") audit(AUDIT_OS_NOT, "EulerOS 2.0 SP8");

if (!empty_or_null(uvp)) audit(AUDIT_OS_NOT, "EulerOS 2.0 SP8", "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 ("aarch64" >!< cpu) audit(AUDIT_ARCH_NOT, "aarch64", cpu);

var flag = 0;

var pkgs = [
  "libipa_hbac-2.0.0-3.h44.eulerosv2r8",
  "libsss_autofs-2.0.0-3.h44.eulerosv2r8",
  "libsss_certmap-2.0.0-3.h44.eulerosv2r8",
  "libsss_idmap-2.0.0-3.h44.eulerosv2r8",
  "libsss_nss_idmap-2.0.0-3.h44.eulerosv2r8",
  "libsss_simpleifp-2.0.0-3.h44.eulerosv2r8",
  "libsss_sudo-2.0.0-3.h44.eulerosv2r8",
  "python2-libipa_hbac-2.0.0-3.h44.eulerosv2r8",
  "python2-libsss_nss_idmap-2.0.0-3.h44.eulerosv2r8",
  "python2-sss-2.0.0-3.h44.eulerosv2r8",
  "python2-sss-murmur-2.0.0-3.h44.eulerosv2r8",
  "python2-sssdconfig-2.0.0-3.h44.eulerosv2r8",
  "python3-libipa_hbac-2.0.0-3.h44.eulerosv2r8",
  "python3-libsss_nss_idmap-2.0.0-3.h44.eulerosv2r8",
  "python3-sss-2.0.0-3.h44.eulerosv2r8",
  "python3-sss-murmur-2.0.0-3.h44.eulerosv2r8",
  "python3-sssdconfig-2.0.0-3.h44.eulerosv2r8",
  "sssd-2.0.0-3.h44.eulerosv2r8",
  "sssd-ad-2.0.0-3.h44.eulerosv2r8",
  "sssd-client-2.0.0-3.h44.eulerosv2r8",
  "sssd-common-2.0.0-3.h44.eulerosv2r8",
  "sssd-common-pac-2.0.0-3.h44.eulerosv2r8",
  "sssd-dbus-2.0.0-3.h44.eulerosv2r8",
  "sssd-ipa-2.0.0-3.h44.eulerosv2r8",
  "sssd-kcm-2.0.0-3.h44.eulerosv2r8",
  "sssd-krb5-2.0.0-3.h44.eulerosv2r8",
  "sssd-krb5-common-2.0.0-3.h44.eulerosv2r8",
  "sssd-ldap-2.0.0-3.h44.eulerosv2r8",
  "sssd-libwbclient-2.0.0-3.h44.eulerosv2r8",
  "sssd-nfs-idmap-2.0.0-3.h44.eulerosv2r8",
  "sssd-proxy-2.0.0-3.h44.eulerosv2r8",
  "sssd-tools-2.0.0-3.h44.eulerosv2r8",
  "sssd-winbind-idmap-2.0.0-3.h44.eulerosv2r8"
];

foreach (var pkg in pkgs)
  if (rpm_check(release:"EulerOS-2.0", sp:"8", 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, "sssd");
}