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Re: MacOS X 10.5/10.6 libc/strtod(3) buffer overflow
From: Maksymilian Arciemowicz <cxib () securityreason com>
Date: Mon, 11 Jan 2010 18:26:37 +0100
Joshua Levitsky wrote:
On Thu, Jan 7, 2010 at 7:20 PM, Maksymilian Arciemowicz <cxib () securityreason com <mailto:cxib () securityreason com>> wrote: [ MacOS X 10.5/10.6 libc/strtod(3) buffer overflow ] Author: Maksymilian Arciemowicz and sp3x http://SecurityReason.com CVE: CVE-2009-0689 CWE: CWE-119 Risk: High Remote: Yes I tested doing "printf %1.262159f 1.1" in a shell login on 10.4.11 and it took out my session. I imagine this means 10.4.11 is vulnerable as well no? Tiger is still very popular in enterprise environments that are slow to upgrade. -- Joshua Levitsky, MCSE, CISSP http://www.jnuxhosting.net http://www.jnux.net http://blog.joshie.com/ [5957 F27C 9C71 E9A7 274A 0447 C9B9 75A4 9B41 D4D1]
Could you check perl PoC ? It should overwrite esi and edi register esi=0x41414141 edi=15 -- Best Regards, ------------------------ pub 1024D/A6986BD6 2008-08-22 uid Maksymilian Arciemowicz (cxib) <cxib () securityreason com> sub 4096g/0889FA9A 2008-08-22 http://securityreason.com http://securityreason.com/key/Arciemowicz.Maksymilian.gpg
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Current thread:
- MacOS X 10.5/10.6 libc/strtod(3) buffer overflow Maksymilian Arciemowicz (Jan 08)
- Re: MacOS X 10.5/10.6 libc/strtod(3) buffer overflow Joshua Levitsky (Jan 11)
- Re: MacOS X 10.5/10.6 libc/strtod(3) buffer overflow Maksymilian Arciemowicz (Jan 11)
- Re: MacOS X 10.5/10.6 libc/strtod(3) buffer overflow Joshua Levitsky (Jan 12)
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- Re: MacOS X 10.5/10.6 libc/strtod(3) buffer overflow Maksymilian Arciemowicz (Jan 11)
- Re: MacOS X 10.5/10.6 libc/strtod(3) buffer overflow Maksymilian Arciemowicz (Jan 11)
- Re: MacOS X 10.5/10.6 libc/strtod(3) buffer overflow Joshua Levitsky (Jan 11)