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TencentOS Server 2: thunderbird (TSSA-2024:0132)

🗓️ 20 Nov 2025 00:00:00Reported by TenableType 
nessus
 nessus
🔗 www.tenable.com👁 2 Views

TencentOS Server 2 Thunderbird advisory fixes CVEs including RSA leakage, TLS crash, subject cache contamination, and return overwrite.

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Code
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Tencent Linux Security Advisory TSSA-2024:0132.
##

include('compat.inc');

if (description)
{
  script_id(276445);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2025/11/20");

  script_cve_id(
    "CVE-2023-5388",
    "CVE-2024-0743",
    "CVE-2024-1936",
    "CVE-2024-2607",
    "CVE-2024-2608",
    "CVE-2024-2610",
    "CVE-2024-2611",
    "CVE-2024-2612",
    "CVE-2024-2614"
  );
  script_xref(name:"IAVA", value:"2024-A-0053-S");
  script_xref(name:"IAVA", value:"2024-A-0133-S");
  script_xref(name:"IAVA", value:"2024-A-0174-S");

  script_name(english:"TencentOS Server 2: thunderbird (TSSA-2024:0132)");

  script_set_attribute(attribute:"synopsis", value:
"The remote TencentOS Server 2 host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The version of Tencent Linux installed on the remote TencentOS Server 2 host is prior to tested version. It is,
therefore, affected by multiple vulnerabilities as referenced in the TSSA-2024:0132 advisory.

    Package updates are available for TencentOS Server 2 that fix the following vulnerabilities:

    CVE-2023-5388:
    It was discovered that the numerical library used in NSS for RSA cryptography leaks information whether
    high order bits of the RSA decryption result are zero. This information can be used to mount a
    Bleichenbacher or Manger like attack against all RSA decryption operations. As the leak happens before any
    padding operations, it affects all padding modes: PKCS#1 v1.5, OAEP, and RSASVP. Both API level calls and
    TLS server operation are affected.

    CVE-2024-0743:
    The Mozilla Foundation Security Advisory describes this flaw as:

    An unchecked return value in TLS handshake code could have caused a potentially exploitable crash.

    CVE-2024-1936:
    A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as follows: The
    encrypted subject of an email message could be incorrectly and permanently assigned to an arbitrary other
    email message in Thunderbird's local cache. Consequently, when replying to the contaminated email message,
    the user might accidentally leak the confidential subject to a third party. While this update fixes the
    bug and avoids future message contamination, it does not automatically repair existing contaminations.
    Users are advised to use the repair folder functionality, which is available from the context menu of
    email folders, which will erase incorrect subject assignments.

    CVE-2024-2607:
    The Mozilla Foundation Security Advisory describes this flaw as:

    Return registers were overwritten which could have allowed an attacker to execute arbitrary code.

    *Note:* This issue only affected Armv7-A systems. Other operating systems are unaffected.

    CVE-2024-2608:
    The Mozilla Foundation Security Advisory describes this flaw as:

    `AppendEncodedAttributeValue(), ExtraSpaceNeededForAttrEncoding()` and `AppendEncodedCharacters()` could
    have experienced integer overflows, causing underallocation of an output buffer leading to an out of
    bounds write.

    CVE-2024-2610:
    The Mozilla Foundation Security Advisory describes this flaw as:

    Using a markup injection an attacker could have stolen nonce values. This could have been used to bypass
    strict content security policies.

    CVE-2024-2611:
    The Mozilla Foundation Security Advisory describes this flaw as:

    A missing delay on when pointer lock was used could have allowed a malicious page to trick a user into
    granting permissions.

    CVE-2024-2612:
    The Mozilla Foundation Security Advisory describes this flaw as:

    If an attacker could find a way to trigger a particular code path in `SafeRefPtr`, it could have triggered
    a crash or potentially be leveraged to achieve code execution.

    CVE-2024-2614:
    The Mozilla Foundation Security Advisory describes this flaw as:

    Memory safety bugs present in Firefox 123, Firefox ESR 115.8, and Thunderbird 115.8. Some of these bugs
    showed evidence of memory corruption and we presume that with enough effort some of these could have been
    exploited to run arbitrary code.

Tenable has extracted the preceding description block directly from the Tencent Linux 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://mirrors.tencent.com/tlinux/errata/tssa-20240132.xml");
  script_set_attribute(attribute:"solution", value:
"Update the affected 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-2024-2614");

  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:"2024/01/10");
  script_set_attribute(attribute:"patch_publication_date", value:"2024/03/25");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/11/20");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:tencent:tencentos_server:2");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:tencent:tencentos_server:thunderbird");
  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:"Tencent Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2025 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info2.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/etc/os-release", "Host/TencentOS/rpm-list", "Host/cpu");

  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) || 'TencentOS' >!< os_product) audit(AUDIT_OS_NOT, 'TencentOS');
var os_version = get_kb_item('installed_os/local/SSH/0/version');
if (isnull(os_version)) audit(AUDIT_UNKNOWN_APP_VER, 'TencentOS');
if (! preg(pattern:"^2([^0-9]|$)", string:os_version)) audit(AUDIT_OS_NOT, 'TencentOS 2.x', 'TencentOS ' + os_version);

if (!get_kb_item('Host/TencentOS/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, 'TencentOS', cpu);

var constraints = [
  {
    'release': '2',
    'pkgs': [
      {'reference':'thunderbird-115.9.0-1.tl2', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE},
      {'reference':'thunderbird-debuginfo-115.9.0-1.tl2', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':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, 'thunderbird / thunderbird-debuginfo');
}

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20 Nov 2025 00:00Current
8High risk
Vulners AI Score8
CVSS 3.18.8
EPSS0.01767
SSVC
2