CVE-2024-5690

Mozilla: External protocol handlers leaked by timing attack

Published Jun 11, 2024 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
By monitoring the time certain operations take, an attacker could have guessed which external protocol handlers were functional on a user's system. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3825-1 firefox-esr security update
Debian DLA Debian DLA DLA-3836-1 thunderbird security update
Debian DSA Debian DSA DSA-5709-1 firefox-esr security update
Debian DSA Debian DSA DSA-5711-1 thunderbird security update
EUVD EUVD EUVD-2024-46862 By monitoring the time certain operations take, an attacker could have guessed which external protocol handlers were functional on a user's system. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.
Ubuntu USN Ubuntu USN USN-6840-1 Thunderbird vulnerabilities
Ubuntu USN Ubuntu USN USN-6862-1 Firefox vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
First Time appeared Debian
Debian debian Linux
Mozilla
Mozilla firefox
Mozilla firefox Esr
Mozilla thunderbird
Weaknesses CWE-203
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Vendors & Products Debian
Debian debian Linux
Mozilla
Mozilla firefox
Mozilla firefox Esr
Mozilla thunderbird
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'}

cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N'}