CVE-2023-29539

Mozilla: Content-Disposition filename truncation leads to Reflected File Download

Published Jun 2, 2023 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
When handling the filename directive in the Content-Disposition header, the filename would be truncated if the filename contained a NULL character. This could have led to reflected file download attacks potentially tricking users to install malware. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3391-1 firefox-esr security update
Debian DLA Debian DLA DLA-3400-1 thunderbird security update
Debian DSA Debian DSA DSA-5385-1 firefox-esr security update
Debian DSA Debian DSA DSA-5392-1 thunderbird security update
EUVD EUVD EUVD-2023-33081 When handling the filename directive in the Content-Disposition header, the filename would be truncated if the filename contained a NULL character. This could have led to reflected file download attacks potentially tricking users to install malware. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
Ubuntu USN Ubuntu USN USN-6010-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-6015-1 Thunderbird vulnerabilities
History
Type Values Removed Values Added
First Time appeared Mozilla firefox Mobile
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:*:android:*:* cpe:2.3:a:mozilla:firefox_mobile:*:*:*:*:*:android:*:*
Vendors & Products Mozilla firefox Mobile
Type Values Removed Values Added
Metrics ssvc

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

Weaknesses
  • CWE-159

    Improper Handling of Invalid Use of Special Elements

  • CWE-476

    NULL Pointer Dereference

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Jan 9, 2025, 3:44 PM
Reserved
Apr 7, 2023, 12:00 AM
Status
Modified
Published
Jun 2, 2023, 5:15 PM
Modified
Oct 23, 2026, 11:10 PM
Severity
Moderate
Public date
Apr 11, 2023, 12:00 AM