Apple QuickTime mdat Atom Heap Buffer Overflow Remote Code Execution Vulnerability
Vulnerability Details
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Apple QuickTime. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the parsing of RLE encoded data in the mdat atom. An attacker can use this flaw to write outside the allocated buffer, which could allow for the execution of arbitrary code in the context of the current process.
Additional Details
Apple has issued an update to correct this vulnerability. More details can be found at:
http://support.apple.com/kb/HT1222
Disclosure Timeline
- 2013-10-23 - Vulnerability reported to vendor
- 2014-09-22 - Coordinated public release of advisory
Credit
Tom Gallagher & Paul Bates
