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Adobe Photoshop CS4 Extended 11.0 ASL File Handling Remote Buffer Overflow PoC

High
Advisory ID
ZSL-2010-4938
Release Date
26 May 2010
Vendor
Adobe Systems Incorporated - http://www.adobe.com
Affected Version
CS4 Extended 11.0.0.0
CVE
CVE-2010-1296
Tested On
Microsoft Windows XP Professional SP3 (English)
Summary

The Adobe® Photoshop® family of products is the ultimate playground for bringing out the best in your digital images, transforming them into anything you can imagine and showcasing them in extraordinary ways.

Description

Adobe Photoshop CS4 Extended suffers from a buffer overflow vulnerability when dealing with .ASL (styles) format file. The application failz to sanitize the user input resulting in a memory corruption, overwriting several memory registers which can aid the atacker to gain the power of executing arbitrary code or denial of service.

(a34.688): Access violation - code c0000005 (first chance) First chance exceptions are reported before any exception handling. This exception may be expected and handled. eax=7efefefe ebx=00004141 ecx=0000015d edx=41414141 esi=107edea0 edi=107f2000 eip=781807f5 esp=0012dd60 ebp=05620e10 iopl=0 nv up ei pl zr na pe nc cs=001b ss=0023 ds=0023 es=0023 fs=003b gs=0000 efl=00010246 MSVCR80!strncpy+0xa5: 781807f5 8917 mov dword ptr [edi],edx ds:0023:107f2000=????????
Proof of Concept
psstyle_bof.cTXT
Disclosure Timeline
08.08.2009Vendor notified.
10.08.2009Vendor replied.
14.08.2009Asked vendor for confirmation.
14.08.2009Vendor confirms vulnerability.
18.05.2010Vendor reveals patch release date.
26.05.2010Coordinated public disclosure.
Credits
Vulnerability discovered by Gjoko Krstic
High five to Wendy and David
References
[1]http://www.adobe.com/support/security/bulletins/apsb10-13.html
[2]http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=2010-1296
[3]http://www.exploit-db.com/exploits/12753
[4]http://www.packetstormsecurity.org/filedesc/psstyle-overflow.txt.html
[5]http://securityreason.com/exploitalert/8293
[6]http://www.securityfocus.com/bid/40389
[7]http://secunia.com/advisories/39934
[8]http://www.vupen.com/english/advisories/2010/1252
[9]http://www.securelist.com/en/advisories/39934
[10]http://securitytracker.com/alerts/2010/May/1024042.html
[11]http://www.infosecurity-us.com/view/9762/adobe-update-addresses-photoshop-bugs/
[12]http://www.securitylab.ru/vulnerability/394298.php
[13]http://www.itpro.co.uk/623791/adobe-patches-critical-photoshop-cs4-vulnerability
[14]http://www.nsfocus.net/vulndb/15112
[15]http://www.hackbase.com/tech/2010-05-28/60402.html
[16]http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-1296
[17]http://www.security-database.com/detail.php?alert=CVE-2010-1296
[18]http://xforce.iss.net/xforce/xfdb/58888
[19]http://www.juniper.net/security/auto/vulnerabilities/vuln40389.html
[20]https://www.cert.be/pro/advisory/adobe-photoshop-cs4-multiple-vulnerabilities
[21]http://www.net-security.org/secworld.php?id=9350
[22]http://www.sophos.com/blogs/gc/g/2010/06/01/users-urged-update-photoshop-cs4-vulnerabilities
[23]http://osvdb.org/show/osvdb/65082
Changelog
26.05.2010Initial release
27.05.2010Added reference [4], [5], [6], [7], [8] and [9]
28.05.2010Added reference [10], [11] and [12]
29.05.2010Added reference [13], [14], [15], [16], [17] and [18]
30.05.2010Added reference [19]
04.06.2010Added reference [20], [21], [22] and [23]