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macOS 26.x < 26.7 Multiple Vulnerabilities (149042)

🗓️ 14 Sep 2026 00:00:00Reported by TenableType 
nessus
 nessus
🔗 www.tenable.com👁 4 Views

The remote host is running a version of macOS / Mac OS X that is 26.x prior to 26.7. It is, therefore, affected bymultiple vulnerabilities: A heap-based buffer overflow vulnerability was found in Samba within the GSSAPI unwrap_des() andunwrap_des3...

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Rows per page
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(345686);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/09/14");

  script_cve_id(
    "CVE-2022-3437",
    "CVE-2026-20683",
    "CVE-2026-28899",
    "CVE-2026-28934",
    "CVE-2026-28966",
    "CVE-2026-28968",
    "CVE-2026-28969",
    "CVE-2026-43664",
    "CVE-2026-43677",
    "CVE-2026-43683",
    "CVE-2026-43686",
    "CVE-2026-43687",
    "CVE-2026-43690",
    "CVE-2026-43691",
    "CVE-2026-43692",
    "CVE-2026-43695",
    "CVE-2026-43697",
    "CVE-2026-43698",
    "CVE-2026-43702",
    "CVE-2026-43719",
    "CVE-2026-43737",
    "CVE-2026-43741",
    "CVE-2026-43743",
    "CVE-2026-43760",
    "CVE-2026-43763",
    "CVE-2026-43785",
    "CVE-2026-43786",
    "CVE-2026-43787",
    "CVE-2026-43789",
    "CVE-2026-43790",
    "CVE-2026-43791",
    "CVE-2026-64712",
    "CVE-2026-64756",
    "CVE-2026-64790",
    "CVE-2026-65342",
    "CVE-2026-65344",
    "CVE-2026-65345",
    "CVE-2026-65348",
    "CVE-2026-65358",
    "CVE-2026-65359",
    "CVE-2026-65360",
    "CVE-2026-65361",
    "CVE-2026-65362",
    "CVE-2026-65364",
    "CVE-2026-65365",
    "CVE-2026-65369",
    "CVE-2026-65374",
    "CVE-2026-65376",
    "CVE-2026-65377",
    "CVE-2026-65378",
    "CVE-2026-65381",
    "CVE-2026-65382",
    "CVE-2026-65395",
    "CVE-2026-65399",
    "CVE-2026-65400",
    "CVE-2026-65401",
    "CVE-2026-65402",
    "CVE-2026-65403",
    "CVE-2026-65405",
    "CVE-2026-65406",
    "CVE-2026-65407",
    "CVE-2026-65408",
    "CVE-2026-65409",
    "CVE-2026-65410",
    "CVE-2026-65412",
    "CVE-2026-65413",
    "CVE-2026-65414",
    "CVE-2026-84487",
    "CVE-2026-84492",
    "CVE-2026-84497",
    "CVE-2026-84505",
    "CVE-2026-84506",
    "CVE-2026-84507",
    "CVE-2026-84509",
    "CVE-2026-84510",
    "CVE-2026-84511",
    "CVE-2026-84512",
    "CVE-2026-84513",
    "CVE-2026-84514",
    "CVE-2026-84515",
    "CVE-2026-84516",
    "CVE-2026-84517",
    "CVE-2026-84519",
    "CVE-2026-84521",
    "CVE-2026-84523",
    "CVE-2026-84524",
    "CVE-2026-84525",
    "CVE-2026-84526",
    "CVE-2026-84527",
    "CVE-2026-84530",
    "CVE-2026-84532",
    "CVE-2026-84534",
    "CVE-2026-84535",
    "CVE-2026-84536",
    "CVE-2026-84537",
    "CVE-2026-84538",
    "CVE-2026-84540",
    "CVE-2026-84541",
    "CVE-2026-84543",
    "CVE-2026-84544",
    "CVE-2026-84546",
    "CVE-2026-84548",
    "CVE-2026-84549",
    "CVE-2026-84550",
    "CVE-2026-84552",
    "CVE-2026-84553",
    "CVE-2026-84554",
    "CVE-2026-84556",
    "CVE-2026-84559",
    "CVE-2026-84561",
    "CVE-2026-84563",
    "CVE-2026-84564",
    "CVE-2026-84565",
    "CVE-2026-84566",
    "CVE-2026-84567",
    "CVE-2026-84568",
    "CVE-2026-84570",
    "CVE-2026-84572",
    "CVE-2026-84573",
    "CVE-2026-84574",
    "CVE-2026-84575",
    "CVE-2026-84576",
    "CVE-2026-84577",
    "CVE-2026-84578",
    "CVE-2026-84580",
    "CVE-2026-84581",
    "CVE-2026-84583",
    "CVE-2026-84587",
    "CVE-2026-84602",
    "CVE-2026-84607",
    "CVE-2026-84609",
    "CVE-2026-84611",
    "CVE-2026-84612",
    "CVE-2026-84616",
    "CVE-2026-84617",
    "CVE-2026-84618",
    "CVE-2026-84619",
    "CVE-2026-84620",
    "CVE-2026-84621",
    "CVE-2026-84622",
    "CVE-2026-84624",
    "CVE-2026-84626",
    "CVE-2026-84630",
    "CVE-2026-84632",
    "CVE-2026-86876",
    "CVE-2026-86881",
    "CVE-2026-86882",
    "CVE-2026-86888",
    "CVE-2026-86889",
    "CVE-2026-86891",
    "CVE-2026-86910",
    "CVE-2026-86917",
    "CVE-2026-86924"
  );
  script_xref(name:"APPLE-SA", value:"149042");
  script_xref(name:"CISA-KNOWN-EXPLOITED", value:"2026/08/21");

  script_name(english:"macOS 26.x < 26.7 Multiple Vulnerabilities (149042)");

  script_set_attribute(attribute:"synopsis", value:
"The remote host is missing a macOS update that fixes multiple vulnerabilities");
  script_set_attribute(attribute:"description", value:
"The remote host is running a version of macOS / Mac OS X that is 26.x prior to 26.7. It is, therefore, affected by
multiple vulnerabilities:

  - A heap-based buffer overflow vulnerability was found in Samba within the GSSAPI unwrap_des() and
    unwrap_des3() routines of Heimdal. The DES and Triple-DES decryption routines in the Heimdal GSSAPI
    library allow a length-limited write buffer overflow on malloc() allocated memory when presented with a
    maliciously small packet. This flaw allows a remote user to send specially crafted malicious data to the
    application, possibly resulting in a denial of service (DoS) attack. (CVE-2022-3437)

  - A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.9
    and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5,
    tvOS 26.5, visionOS 26.5, watchOS 26.5. An app may be able to cause unexpected system termination.
    (CVE-2026-28969)

  - An injection issue was addressed with improved validation. This issue is fixed in macOS Sequoia 15.7.8,
    macOS Sonoma 14.8.8. An app may be able to gain root privileges. (CVE-2026-43698)

  - A race condition was addressed with improved state handling. This issue is fixed in iOS 26.5.2 and iPadOS
    26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, watchOS 26.6. An app may be able to cause unexpected system
    termination. (CVE-2026-43743)

  - An access issue was addressed with improved access restrictions. This issue is fixed in macOS Sonoma
    14.8.8, macOS Tahoe 26.6. An app may be able to access user-sensitive data. (CVE-2026-43760)

Note that Nessus has not tested for these issues but has instead relied only on the operating system's self-reported
version number.");
  script_set_attribute(attribute:"see_also", value:"https://support.apple.com/en-us/149042");
  script_set_attribute(attribute:"solution", value:
"Upgrade to macOS 26.7 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2022-3437");

  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:"2022/10/25");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/09/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/09/14");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:apple:mac_os_x:26.0");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:apple:macos:26.0");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"MacOS X 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_ports("Host/MacOSX/Version", "Host/local_checks_enabled", "Host/MacOSX/packages/boms");

  exit(0);
}

include('vcf.inc');
include('vcf_extras_apple.inc');

var app_info = vcf::apple::macos::get_app_info();

var constraints = [
  { 'fixed_version' : '26.7.0', 'min_version' : '26.0', 'fixed_display' : 'macOS Tahoe 26.7' }
];

vcf::apple::macos::check_version_and_report(
    app_info:app_info,
    constraints:constraints,
    severity:SECURITY_WARNING
);

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14 Sep 2026 00:00Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.16.5 - 9.8
EPSS0.10461
SSVC
4