CVE-2024-6601

Race condition in permission assignment

Published Jul 9, 2024 CVSS 3.1 · 4.7 Medium EPSS < 1% KEV · Not listed
Description
A race condition could lead to a cross-origin container obtaining permissions of the top-level origin. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-5727-1 firefox-esr security update
Debian DSA Debian DSA DSA-5733-1 thunderbird security update
Ubuntu USN Ubuntu USN USN-6890-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-6903-1 Thunderbird vulnerabilities
History
Type Values Removed Values Added
Title Mozilla: Race condition in permission assignment Race condition in permission assignment
Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Mozilla thunderbird
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Vendors & Products Mozilla
Mozilla firefox
Mozilla thunderbird
Type Values Removed Values Added
Weaknesses CWE-367
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

cvssV3_1

{'score': 4.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses
  • CWE-281

    Improper Preservation of Permissions

  • CWE-367

    Time-of-check Time-of-use (TOCTOU) Race Condition

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Oct 30, 2025, 4:14 PM
Reserved
Jul 9, 2024, 2:12 PM
Status
Analyzed
Published
Jul 9, 2024, 3:15 PM
Modified
Jun 17, 2026, 8:18 AM
Severity
Moderate
Public date
Jul 9, 2024, 12:00 AM