CVE-2023-29539

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.

Affected products

• Mozilla / Firefoxunspecified – 112
• Mozilla / Firefox ESRunspecified – 102.10
• Mozilla / Firefox for Androidunspecified – 112
• Mozilla / Focus for Androidunspecified – 112
• Mozilla / Thunderbirdunspecified – 102.10

References

• VENDOR_ADVISORYhttps://www.mozilla.org/security/advisories/mfsa2023-15/
• VENDOR_ADVISORYhttps://www.mozilla.org/security/advisories/mfsa2023-14/
• VENDOR_ADVISORYhttps://www.mozilla.org/security/advisories/mfsa2023-13/
• MISChttps://bugzilla.mozilla.org/show_bug.cgi?id=1784348