Apple QuickTime Player Remote Denial Of Service by Piotr Bania <bania.piotr (at) gmail (dot) com [email concealed]> http://pb.specialised.info All rights reserved. CVE-ID: CVE-2005-2755 Original location: http://pb.specialised.info/all/adv/quicktime-mov-dos-adv.txt Severity: Critical - attack against any application loading remotely-originated content. Software affected: QuickTime package 7.0.1 for Mac OS X 10.3 QuickTime package 7.0.1 for Mac OS X 10.4 QuickTime package 6.5.2 for Mac OS X 10.3 QuickTime package 6.5.2 for Mac OS X 10.2 QuickTime package 7* for Windows Older versions may be also vulnerable. Note: Following versions are not vulnerable, due to the fact I have reported the vulnerabilities before their releases: QuickTime package 7.0.2 for Mac OS X 10.3 QuickTime package 7.0.2 for Mac OS X 10.4 0. DISCLAIMER Author takes no responsibility for any actions with provided informations or codes. The copyright for any material created by the author is reserved. Any duplication of codes or texts provided here in electronic or printed publications is not permitted without the author's agreement. I. BACKGROUND Apple QuickTime Player is one of the Apple QuickTime components used by hundreds of millions of users. II. DESCRIPTION Apple QuickTime Player is reported prone to remote denial of service attack (exploitable via remotely originated content). A missing movie attribute is interpreted as an extension, but the absence of the extension is not flagged as an error, resulting in a de-reference of a NULL pointer. This will cause a denial of service against any application loading remotely-originated content. III. POC CODE Due to severity of this bug i will not release any proof of concept codes for this issue. IV. VENDOR RESPONSE Vendor (Apple) has been noticed and released all necessary patches. best regards, Piotr Bania -- -------------------------------------------------------------------- Piotr Bania - <bania.piotr (at) gmail (dot) com [email concealed]> - 0xCD, 0x19 Fingerprint: 413E 51C7 912E 3D4E A62A BFA4 1FF6 689F BE43 AC33 http://pb.specialised.info - Key ID: 0xBE43AC33 -------------------------------------------------------------------- " Dinanzi a me non fuor cose create se non etterne, e io etterno duro. Lasciate ogne speranza, voi ch'intrate " - Dante, Inferno Canto III