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nessusThis script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.REDHAT-RHSA-2023-7778.NASL
HistoryDec 14, 2023 - 12:00 a.m.

RHEL 8 : postgresql:10 (RHSA-2023:7778)

2023-12-1400:00:00
This script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
6
rhel 8
postgresql
rhsa-2023:7778
vulnerability
authentication
sql array
code execution
memory reading
integer overflow

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

9.1 High

AI Score

Confidence

High

0.015 Low

EPSS

Percentile

86.7%

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:7778 advisory.

  • postgresql: Buffer overrun from integer overflow in array modification (CVE-2023-5869)

Note that Nessus has not tested for this issue but has instead relied only on the application’s self-reported version number.

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2023:7778. The text
# itself is copyright (C) Red Hat, Inc.
##

include('compat.inc');

if (description)
{
  script_id(186852);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/28");

  script_cve_id("CVE-2023-5869");
  script_xref(name:"RHSA", value:"2023:7778");
  script_xref(name:"IAVB", value:"2023-B-0088-S");

  script_name(english:"RHEL 8 : postgresql:10 (RHSA-2023:7778)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Red Hat host is missing a security update for postgresql:10.");
  script_set_attribute(attribute:"description", value:
"The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in
the RHSA-2023:7778 advisory.

  - postgresql: Buffer overrun from integer overflow in array modification (CVE-2023-5869)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://access.redhat.com/security/data/csaf/v2/advisories/2023/rhsa-2023_7778.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?80d915c2");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/updates/classification/#important");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2247169");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2023:7778");
  script_set_attribute(attribute:"solution", value:
"Update the RHEL postgresql:10 package based on the guidance in RHSA-2023:7778.");
  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:U/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:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-5869");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(190);
  script_set_attribute(attribute:"vendor_severity", value:"Important");

  script_set_attribute(attribute:"vuln_publication_date", value:"2023/11/09");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/12/13");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/12/14");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:rhel_e4s:8.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:postgresql");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:postgresql-contrib");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:postgresql-docs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:postgresql-plperl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:postgresql-plpython3");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:postgresql-pltcl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:postgresql-server");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:postgresql-server-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:postgresql-static");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:postgresql-test");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:postgresql-test-rpm-macros");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:postgresql-upgrade");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:postgresql-upgrade-devel");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Red Hat Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl", "redhat_repos.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list", "Host/cpu");

  exit(0);
}


include('rpm.inc');
include('rhel.inc');

if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/RedHat/release');
if (isnull(os_release) || 'Red Hat' >!< os_release) audit(AUDIT_OS_NOT, 'Red Hat');
var os_ver = pregmatch(pattern: "Red Hat Enterprise Linux.*release ([0-9]+(\.[0-9]+)?)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'Red Hat');
os_ver = os_ver[1];
if (!rhel_check_release(operator: 'eq', os_version: os_ver, rhel_version: '8.1')) audit(AUDIT_OS_NOT, 'Red Hat 8.1', 'Red Hat ' + os_ver);

if (!get_kb_item('Host/RedHat/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$" && 's390' >!< cpu && 'aarch64' >!< cpu && 'ppc' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Red Hat', cpu);

var appstreams = {
  'postgresql:10': [
    {
      'repo_relative_urls': [
        'content/e4s/rhel8/8.1/ppc64le/appstream/debug',
        'content/e4s/rhel8/8.1/ppc64le/appstream/os',
        'content/e4s/rhel8/8.1/ppc64le/appstream/source/SRPMS',
        'content/e4s/rhel8/8.1/x86_64/appstream/debug',
        'content/e4s/rhel8/8.1/x86_64/appstream/os',
        'content/e4s/rhel8/8.1/x86_64/appstream/source/SRPMS'
      ],
      'pkgs': [
        {'reference':'postgresql-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'ppc64le', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-contrib-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'ppc64le', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-contrib-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-docs-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'ppc64le', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-docs-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-plperl-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'ppc64le', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-plperl-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-plpython3-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'ppc64le', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-plpython3-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-pltcl-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'ppc64le', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-pltcl-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-server-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'ppc64le', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-server-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-server-devel-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'ppc64le', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-server-devel-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-static-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'ppc64le', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-static-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-test-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'ppc64le', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-test-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-test-rpm-macros-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'ppc64le', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-test-rpm-macros-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-upgrade-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'ppc64le', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-upgrade-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-upgrade-devel-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'ppc64le', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-upgrade-devel-10.21-3.module+el8.1.0+20812+774a9597', 'sp':'1', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE}
      ]
    }
  ]
};

var applicable_repo_urls = rhel_determine_applicable_repository_urls(constraints:appstreams, appstreams:TRUE);
if(applicable_repo_urls == RHEL_REPOS_NO_OVERLAP_MESSAGE) exit(0, RHEL_REPO_NOT_ENABLED);

var module_ver = get_kb_item('Host/RedHat/appstream/postgresql');
if (isnull(module_ver)) audit(AUDIT_PACKAGE_NOT_INSTALLED, 'Module postgresql:10');
if ('10' >!< module_ver) audit(AUDIT_PACKAGE_NOT_AFFECTED, 'Module postgresql:' + module_ver);

var flag = 0;
var appstreams_found = 0;
foreach var module (keys(appstreams)) {
  var appstream = NULL;
  var appstream_name = NULL;
  var appstream_version = NULL;
  var appstream_split = split(module, sep:':', keep:FALSE);
  if (!empty_or_null(appstream_split)) {
    appstream_name = appstream_split[0];
    appstream_version = appstream_split[1];
    if (!empty_or_null(appstream_name)) appstream = get_one_kb_item('Host/RedHat/appstream/' + appstream_name);
  }
  if (!empty_or_null(appstream) && appstream_version == appstream || appstream_name == 'all') {
    appstreams_found++;
    foreach var module_array ( appstreams[module] ) {
      var repo_relative_urls = NULL;
      if (!empty_or_null(module_array['repo_relative_urls'])) repo_relative_urls = module_array['repo_relative_urls'];
      foreach var package_array ( module_array['pkgs'] ) {
        var reference = NULL;
        var _release = NULL;
        var sp = NULL;
        var _cpu = NULL;
        var el_string = NULL;
        var rpm_spec_vers_cmp = NULL;
        var epoch = NULL;
        var allowmaj = NULL;
        var exists_check = NULL;
        var cves = NULL;
        if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
        if (!empty_or_null(package_array['release'])) _release = 'RHEL' + package_array['release'];
        if (!empty_or_null(package_array['sp'])) sp = package_array['sp'];
        if (!empty_or_null(package_array['cpu'])) _cpu = package_array['cpu'];
        if (!empty_or_null(package_array['el_string'])) el_string = package_array['el_string'];
        if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
        if (!empty_or_null(package_array['epoch'])) epoch = package_array['epoch'];
        if (!empty_or_null(package_array['allowmaj'])) allowmaj = package_array['allowmaj'];
        if (!empty_or_null(package_array['exists_check'])) exists_check = package_array['exists_check'];
        if (!empty_or_null(package_array['cves'])) cves = package_array['cves'];
        if (reference &&
            _release &&
            rhel_decide_repo_relative_url_check(required_repo_url_list:repo_relative_urls) &&
            (applicable_repo_urls || (!exists_check || rpm_exists(release:_release, rpm:exists_check))) &&
            rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj, cves:cves)) flag++;
      }
    }
  }
}

if (!appstreams_found) audit(AUDIT_PACKAGE_NOT_INSTALLED, 'Module postgresql:10');

if (flag)
{
  var subscription_caveat = '\n' +
    'NOTE: This vulnerability check contains fixes that apply to\n' +
    'packages only available in the Red Hat Enterprise Linux\n' +
    'Update Services for SAP Solutions repository.\n' +
    'Access to this repository requires a paid RHEL subscription.\n';
  var extra = NULL;
  if (isnull(applicable_repo_urls) || !applicable_repo_urls) extra = subscription_caveat + rpm_report_get() + redhat_report_repo_caveat();
  else extra = subscription_caveat + rpm_report_get();
  security_report_v4(
      port       : 0,
      severity   : SECURITY_HOLE,
      extra      : extra
  );
  exit(0);
}
else
{
  var tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'postgresql / postgresql-contrib / postgresql-docs / etc');
}
VendorProductVersionCPE
redhatrhel_e4s8.1cpe:/o:redhat:rhel_e4s:8.1
redhatenterprise_linuxpostgresqlp-cpe:/a:redhat:enterprise_linux:postgresql
redhatenterprise_linuxpostgresql-contribp-cpe:/a:redhat:enterprise_linux:postgresql-contrib
redhatenterprise_linuxpostgresql-docsp-cpe:/a:redhat:enterprise_linux:postgresql-docs
redhatenterprise_linuxpostgresql-plperlp-cpe:/a:redhat:enterprise_linux:postgresql-plperl
redhatenterprise_linuxpostgresql-plpython3p-cpe:/a:redhat:enterprise_linux:postgresql-plpython3
redhatenterprise_linuxpostgresql-pltclp-cpe:/a:redhat:enterprise_linux:postgresql-pltcl
redhatenterprise_linuxpostgresql-serverp-cpe:/a:redhat:enterprise_linux:postgresql-server
redhatenterprise_linuxpostgresql-server-develp-cpe:/a:redhat:enterprise_linux:postgresql-server-devel
redhatenterprise_linuxpostgresql-staticp-cpe:/a:redhat:enterprise_linux:postgresql-static
Rows per page:
1-10 of 141

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

9.1 High

AI Score

Confidence

High

0.015 Low

EPSS

Percentile

86.7%