openSUSE 16: curl / curl-fish-completion / curl-zsh-completion / libcurl-devel / etc (openSUSE-SU-2026:21272-1)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The package checks in this plugin were extracted from
# openSUSE Security Update openSUSE-SU-2026:21272-1. The text itself
# is copyright (C) SUSE.
##

include('compat.inc');

if (description)
{
  script_id(326418);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/07/12");

  script_cve_id(
    "CVE-2026-8286",
    "CVE-2026-8458",
    "CVE-2026-8924",
    "CVE-2026-8927",
    "CVE-2026-9079",
    "CVE-2026-9080",
    "CVE-2026-9545",
    "CVE-2026-9547",
    "CVE-2026-10536",
    "CVE-2026-12064"
  );
  script_xref(name:"IAVA", value:"2026-A-0627");

  script_name(english:"openSUSE 16: curl / curl-fish-completion / curl-zsh-completion / libcurl-devel / etc (openSUSE-SU-2026:21272-1)");

  script_set_attribute(attribute:"synopsis", value:
"The remote openSUSE host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the
openSUSE-SU-2026:21272-1 advisory.

    This update for curl fixes the following issues

    - CVE-2026-8286: wrong STARTTLS connection reuse (bsc#1268402).
    - CVE-2026-8458: wrong reuse for different services (bsc#1268407).
    - CVE-2026-8924: traling dot domain super cookie (bsc#1268409).
    - CVE-2026-8927: env-set cross-proxy Digest auth state leak (bsc#1268413).
    - CVE-2026-9079: stale proxy password leak (bsc#1268415).
    - CVE-2026-9080: UAF after pause in socket callback (bsc#1268416).
    - CVE-2026-9545: exposing HTTP/3 early data (bsc#1268417).
    - CVE-2026-9547: SSH improper host validation (bsc#1268420).
    - CVE-2026-10536: HTTP/2 stream-dependency tree UAF (bsc#1268422).
    - CVE-2026-12064: proto-default skips SSH verification (bsc#1268427).

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

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1268402");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1268407");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1268409");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1268413");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1268415");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1268416");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1268417");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1268420");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1268422");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1268427");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2026-10536");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2026-12064");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2026-8286");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2026-8458");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2026-8924");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2026-8927");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2026-9079");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2026-9080");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2026-9545");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2026-9547");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/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: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-2026-9079");

  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:"2026/06/25");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/07/08");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/07/12");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:curl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:curl-fish-completion");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:curl-zsh-completion");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libcurl-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libcurl4");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:16.0");
  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:"SuSE 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/cpu", "Host/SuSE/release", "Host/SuSE/rpm-list");

  exit(0);
}


include('rpm.inc');

if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/SuSE/release');
if (isnull(os_release) || os_release =~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, 'openSUSE');
var _os_ver = pregmatch(pattern: "^SUSE([\d.]+)", string:os_release);
if (isnull(_os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'openSUSE');
_os_ver = _os_ver[1];
if (os_release !~ "^(SUSE16\.0)$") audit(AUDIT_OS_RELEASE_NOT, 'openSUSE', '16.0', os_release);
if (!get_kb_item("Host/SuSE/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, 'openSUSE ' + _os_ver, cpu);

var pkgs = [
    {'reference':'curl-8.14.1-160000.8.1', 'release':'SUSE16.0', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'curl-fish-completion-8.14.1-160000.8.1', 'release':'SUSE16.0', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'curl-zsh-completion-8.14.1-160000.8.1', 'release':'SUSE16.0', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'libcurl-devel-8.14.1-160000.8.1', 'release':'SUSE16.0', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'libcurl4-8.14.1-160000.8.1', 'release':'SUSE16.0', 'rpm_spec_vers_cmp':TRUE}
];

var flag = 0;
foreach package_array ( pkgs ) {
  var reference = NULL;
  var _release = NULL;
  var _cpu = NULL;
  var rpm_spec_vers_cmp = NULL;
  if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
  if (!empty_or_null(package_array['release'])) _release = package_array['release'];
  if (!empty_or_null(package_array['cpu'])) cpu = package_array['cpu'];
  if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
  if (reference && _release) {
    if (rpm_check(release:_release, cpu:_cpu, reference:reference, rpm_spec_vers_cmp:rpm_spec_vers_cmp)) 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, 'curl / curl-fish-completion / curl-zsh-completion / libcurl-devel / etc');
}