Apple QuickTime PICT Remote Memory Overwrite by Piotr Bania <bania.piotr (at) gmail (dot) com [email concealed]> http://pb.specialised.info All rights reserved. CVE-ID: CVE-2005-2756 Original location: http://pb.specialised.info/all/adv/quicktime-pict-adv.txt Severity: Critical - remote code execution. 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 PictureViewer is one of the Apple QuickTime components used by hundreds of millions of users. II. DESCRIPTION Apple QuickTime PictureViewer is reported prone to remote memory overwrite vulnerability (exploitable via remotely originated content). Expansion of compressed PICT data could exceed the size of the destination buffer, this cause an memory overwrite. The vulnerability may lead to remote code execution when specially crafted picture file (PICT file) is being loaded. 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