Fedora 45 : evolution / evolution-data-server / evolution-ews (2026-5debc0de2b)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##
# The descriptive text and package checks in this plugin were
# extracted from Fedora Security Advisory FEDORA-2026-5debc0de2b
#

include('compat.inc');

if (description)
{
  script_id(349564);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/09/24");

  script_cve_id("CVE-2026-88859");
  script_xref(name:"FEDORA", value:"2026-5debc0de2b");

  script_name(english:"Fedora 45 : evolution / evolution-data-server / evolution-ews (2026-5debc0de2b)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Fedora host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote Fedora 45 host has packages installed that are affected by a vulnerability as referenced in the
FEDORA-2026-5debc0de2b advisory.

    Update to 3.62.0

    #### evolution-data-server

    Bug Fixes:

    * I#660 - GOA EWS: Do not require OABUrl in autodiscover
    * I#662 - EBackend: Document how OAuth2 sources should ask to be authenticated (Tobias Mueller)
    * I#665 - CalDAV: Ignore Bad Request (400) on overwrite
    * M!243 - ESourceRegistry: Name the credentials source in failed-lookup debug message (Tobias Mueller)

    Translations:

    * Alan Mortensen (da)
    * Aurimas ernius (lt)
    * Balzs r (hu)
    * Baurzhan Muftakhidinov (kk)
    * Emin Tufan etin (tr)
    * Juliano de Souza Camargo (pt_BR)
    * Kjartan Maraas (nb)


    #### evolution

    Bug Fixes:

    * I#3381 - Composer: De-duplicate inline images before send
    * I#3383 - junk-filters: Do not leak the child stdin pipe into concurrent spawns (Benjamin Herrenschmidt)
    * I#3386 - Default to not use read-only calendars for reminders and conflict search
    * I#3387 - EUIParser: Notify about accelerators moved by an action rename (Martin Monperrus (AI-assisted))
    * I#3388 - Mail: Validate clickable preview elements are generated by Evolution
    * M!235 - Mail: Remove deprecated SHA1 signature algorithm (Robin Haberkorn)

    Miscellaneous:

    * docs: Add API index for newly added symbols in 3.62 for e-util

    Translations:

    * Alan Mortensen (da)
    * Aurimas ernius (lt)
    * Balzs r (hu)
    * Baurzhan Muftakhidinov (kk)
    * burns (pt_BR)
    * Emin Tufan etin (tr)
    * Guillaume Bernard (fr)
    * Jiri Eischmann (cs)
    * Kjartan Maraas (nb)


    #### evolution-ews

    Bug Fixes:

    * M!18 - Add a per-folder coalescing gate for sync and refresh (Benjamin Herrenschmidt)
    * M!19 - camel: Do not save the folder summary in the subclass dispose (David Woodhouse)

    Translations:

    * Alan Mortensen (da)
    * Balzs r (hu)
    * Jiri Eischmann (cs)
    * Kjartan Maraas (nb)


Tenable has extracted the preceding description block directly from the Fedora security advisory.

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:"see_also", value:"https://bodhi.fedoraproject.org/updates/FEDORA-2026-5debc0de2b");
  script_set_attribute(attribute:"solution", value:
"Update the affected evolution, evolution-data-server and / or evolution-ews 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:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2026-88859");

  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:"2026/09/10");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/09/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/09/23");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:45");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:evolution");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:evolution-data-server");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:evolution-ews");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}


include('rpm2.inc');

if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_product = get_kb_item('installed_os/local/SSH/0/product');
if (isnull(os_product) || 'Fedora' >!< os_product) audit(AUDIT_OS_NOT, 'Fedora');
var os_version = get_kb_item('installed_os/local/SSH/0/version');
if (isnull(os_version)) audit(AUDIT_UNKNOWN_APP_VER, 'Fedora');
if (! preg(pattern:"^45([^0-9]|$)", string:os_version)) audit(AUDIT_OS_NOT, 'Fedora 45', 'Fedora ' + os_version);

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) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Fedora', cpu);

var constraints = [
  {
    'release': '45',
    'pkgs': [
      {'reference':'evolution-3.62.0-1.fc45', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'evolution-data-server-3.62.0-1.fc45', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'evolution-ews-3.62.0-1.fc45', 'rpm_spec_vers_cmp':TRUE}
    ]
  }
];

var os_release = get_one_kb_item('installed_os/local/SSH/0/release');
var os_sp = get_one_kb_item('Host/*/minor_release');

var flag = 0;
var reference;
var sp;
var _cpu;
var el_string;
var rpm_spec_vers_cmp;
var epoch;
var allowmaj;
var exists_check;
var cves;
foreach var constraint ( constraints ) {
  # Check that the target release is equal to the affected release
  if (!empty_or_null(constraint['release'])){
    if (constraint['release'] != os_release) continue;
  }
  if (!empty_or_null(constraint['sp'])){
    if (constraint['sp'] != os_sp) continue;
  }
  foreach var pkg ( constraint['pkgs'] ) {
    reference = NULL;
    sp = NULL;
    _cpu = NULL;
    el_string = NULL;
    rpm_spec_vers_cmp = NULL;
    epoch = NULL;
    allowmaj = NULL;
    exists_check = NULL;
    cves = NULL;
    if (!empty_or_null(pkg['reference'])) reference = pkg['reference'];
    if (!empty_or_null(pkg['sp'])) sp = pkg['sp'];
    if (!empty_or_null(pkg['cpu'])) _cpu = pkg['cpu'];
    if (!empty_or_null(pkg['el_string'])) el_string = pkg['el_string'];
    if (!empty_or_null(pkg['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = pkg['rpm_spec_vers_cmp'];
    if (!empty_or_null(pkg['epoch'])) epoch = pkg['epoch'];
    if (!empty_or_null(pkg['allowmaj'])) allowmaj = pkg['allowmaj'];
    if (!empty_or_null(pkg['exists_check'])) exists_check = pkg['exists_check'];
    if (!empty_or_null(pkg['cves'])) cves = pkg['cves'];
    if (reference &&
        ## (no known rpm to check OR known rpm_exists)
        (!exists_check || rpm_exists(rpm:exists_check)) &&
        rpm_check(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 (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, 'evolution / evolution-data-server / evolution-ews');
}