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Message-ID: <S1782549AbVA2Hi2/20050129073837Z+42@mail.yandex.ru> From: pigrelax at yandex.ru (pigrelax) Subject: [ Positive Technologies ] Defeating Microsoft Windows XP SP2 Heap protection cool. Tested on AMD64 with DEP enabled. -----Original Message----- From: full-disclosure-bounces@...ts.netsys.com [mailto:full-disclosure-bounces@...ts.netsys.com] On Behalf Of aanisimov@...ecurity.ru Sent: Friday, January 28, 2005 5:41 PM To: full-disclosure@...ts.netsys.com Subject: [Full-Disclosure] [ Positive Technologies ] Defeating MicrosoftWindows XP SP2 Heap protection It was discovered by MaxPatrol team that it is possible to defeat MicrosoftR WindowsR XP SP2 Heap protection and Data Execution Prevention mechanism. As a result it is possible to implement: - Arbitrary memory region write access (smaller or equal to 1016 bytes); - Arbitrary code execution; - DEP bypass. Details are described in the article: http://www.maxpatrol.com/ptmshorp.asp -- Best regards, aanisimov mailto:aanisimov@...ecurity.ru _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.netsys.com/full-disclosure-charter.html
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