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nessusThis script is Copyright (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.MACOS_FIREFOX_129_0.NASL
HistoryAug 06, 2024 - 12:00 a.m.

Mozilla Firefox < 129.0

2024-08-0600:00:00
This script is Copyright (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
7
mozilla firefox
vulnerabilities
spoofing
sandbox escape
code execution
xss
use-after-free
security prompts
memory corruption
webassembly
dom clobbering
tracking scripts
content security policy
streamfilter
angle
garbage collection
indexeddb
nss
chacha20-poly1305

CVSS3

9.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.8

Confidence

High

EPSS

0.001

Percentile

39.6%

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 129.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2024-33 advisory.

  • Select options could obscure the fullscreen notification dialog. This could be used by a malicious site to perform a spoofing attack. (CVE-2024-7518)

  • Insufficient checks when processing graphics shared memory could have led to memory corruption. This could be leveraged by an attacker to perform a sandbox escape. (CVE-2024-7519)

  • A type confusion bug in WebAssembly could be leveraged by an attacker to potentially achieve code execution. (CVE-2024-7520)

  • Incomplete WebAssembly exception handing could have led to a use-after-free. (CVE-2024-7521)

  • Editor code failed to check an attribute value. This could have led to an out-of-bounds read.
    (CVE-2024-7522)

  • A select option could partially obscure security prompts. This could be used by a malicious site to trick a user into granting permissions. This issue only affects Android versions of Firefox. (CVE-2024-7523)

  • Firefox adds web-compatibility shims in place of some tracking scripts blocked by Enhanced Tracking Protection. On a site protected by Content Security Policy in strict-dynamic mode, an attacker able to inject an HTML element could have used a DOM Clobbering attack on some of the shims and achieved XSS, bypassing the CSP strict-dynamic protection. (CVE-2024-7524)

  • It was possible for a web extension with minimal permissions to create a <code>StreamFilter</code> which could be used to read and modify the response body of requests on any site. (CVE-2024-7525)

  • ANGLE failed to initialize parameters which lead to reading from uninitialized memory. This could be leveraged to leak sensitive data from memory. (CVE-2024-7526)

  • Unexpected marking work at the start of sweeping could have led to a use-after-free. (CVE-2024-7527)

  • Incorrect garbage collection interaction in IndexedDB could have led to a use-after-free. (CVE-2024-7528)

  • The date picker could partially obscure security prompts. This could be used by a malicious site to trick a user into granting permissions. (CVE-2024-7529)

  • Incorrect garbage collection interaction could have led to a use-after-free. (CVE-2024-7530)

  • Calling <code>PK11Encrypt()</code> in NSS using CKMCHACHA20 and the same buffer for input and output can result in plaintext on an Intel Sandy Bridge processor. In Firefox this only affects the QUIC header protection feature when the connection is using the ChaCha20-Poly1305 cipher suite. The most likely outcome is connection failure, but if the connection persists despite the high packet loss it could be possible for a network observer to identify packets as coming from the same source despite a network path change. (CVE-2024-7531)

Note that Nessus has not tested for these issues 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 Mozilla Foundation Security Advisory mfsa2024-33.
# The text itself is copyright (C) Mozilla Foundation.
##

include('compat.inc');

if (description)
{
  script_id(205010);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/09/06");

  script_cve_id(
    "CVE-2024-7518",
    "CVE-2024-7519",
    "CVE-2024-7520",
    "CVE-2024-7521",
    "CVE-2024-7522",
    "CVE-2024-7523",
    "CVE-2024-7524",
    "CVE-2024-7525",
    "CVE-2024-7526",
    "CVE-2024-7527",
    "CVE-2024-7528",
    "CVE-2024-7529",
    "CVE-2024-7530",
    "CVE-2024-7531"
  );
  script_xref(name:"IAVA", value:"2024-A-0465-S");

  script_name(english:"Mozilla Firefox < 129.0");

  script_set_attribute(attribute:"synopsis", value:
"A web browser installed on the remote macOS or Mac OS X host is affected by multiple vulnerabilities.");
  script_set_attribute(attribute:"description", value:
"The version of Firefox installed on the remote macOS or Mac OS X host is prior to 129.0. It is, therefore, affected by
multiple vulnerabilities as referenced in the mfsa2024-33 advisory.

  - Select options could obscure the fullscreen notification dialog. This could be used by a malicious site to
    perform a spoofing attack. (CVE-2024-7518)

  - Insufficient checks when processing graphics shared memory could have led to memory corruption. This could
    be leveraged by an attacker to perform a sandbox escape. (CVE-2024-7519)

  - A type confusion bug in WebAssembly could be leveraged by an attacker to potentially achieve code
    execution. (CVE-2024-7520)

  - Incomplete WebAssembly exception handing could have led to a use-after-free. (CVE-2024-7521)

  - Editor code failed to check an attribute value. This could have led to an out-of-bounds read.
    (CVE-2024-7522)

  - A select option could partially obscure security prompts. This could be used by a malicious site to trick
    a user into granting permissions.  This issue only affects Android versions of Firefox. (CVE-2024-7523)

  - Firefox adds web-compatibility shims in place of some tracking scripts blocked by Enhanced Tracking
    Protection.  On a site protected by Content Security Policy in strict-dynamic mode, an attacker able to
    inject an HTML element could have used a DOM Clobbering attack on some of the shims and achieved XSS,
    bypassing the CSP strict-dynamic protection. (CVE-2024-7524)

  - It was possible for a web extension with minimal permissions to create a <code>StreamFilter</code> which
    could be used to read and modify the response body of requests on any site. (CVE-2024-7525)

  - ANGLE failed to initialize parameters which lead to reading from uninitialized memory. This could be
    leveraged to leak sensitive data from memory. (CVE-2024-7526)

  - Unexpected marking work at the start of sweeping could have led to a use-after-free. (CVE-2024-7527)

  - Incorrect garbage collection interaction in IndexedDB could have led to a use-after-free. (CVE-2024-7528)

  - The date picker could partially obscure security prompts. This could be used by a malicious site to trick
    a user into granting permissions. (CVE-2024-7529)

  - Incorrect garbage collection interaction could have led to a use-after-free. (CVE-2024-7530)

  - Calling <code>PK11Encrypt()</code> in NSS using CKMCHACHA20 and the same buffer for input and output can
    result in plaintext on an Intel Sandy Bridge processor. In Firefox this only affects the QUIC header
    protection feature when the connection is using the ChaCha20-Poly1305 cipher suite. The most likely
    outcome is connection failure, but if the connection persists despite the high packet loss it could be
    possible for a network observer to identify packets as coming from the same source despite a network path
    change. (CVE-2024-7531)

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://www.mozilla.org/en-US/security/advisories/mfsa2024-33/");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Mozilla Firefox version 129.0 or later.");
  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:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/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-2024-7530");
  script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2024-7519");

  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:"2024/08/06");
  script_set_attribute(attribute:"patch_publication_date", value:"2024/08/06");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/08/06");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:mozilla:firefox");
  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:"MacOS X Local Security Checks");

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

  script_dependencies("macosx_firefox_installed.nasl");
  script_require_keys("MacOSX/Firefox/Installed");

  exit(0);
}

include('mozilla_version.inc');

var kb_base = 'MacOSX/Firefox';
get_kb_item_or_exit(kb_base+'/Installed');

var version = get_kb_item_or_exit(kb_base+'/Version', exit_code:1);
var path = get_kb_item_or_exit(kb_base+'/Path', exit_code:1);

var is_esr = get_kb_item(kb_base+'/is_esr');
if (is_esr) exit(0, 'The Mozilla Firefox installation is in the ESR branch.');

mozilla_check_version(version:version, path:path, product:'firefox', esr:FALSE, fix:'129.0', severity:SECURITY_HOLE);

CVSS3

9.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.8

Confidence

High

EPSS

0.001

Percentile

39.6%