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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2013.1047 TYPO3-CORE-SA-2013-002: Cross-Site Scripting and Remote Code Execution Vulnerabilities in TYPO3 Core 1 August 2013 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: TYPO3 Publisher: TYPO3 Operating System: UNIX variants (UNIX, Linux, OSX) Windows Impact/Access: Execute Arbitrary Code/Commands -- Existing Account Cross-site Scripting -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2013-1464 CVE-2011-3642 Original Bulletin: http://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2013-002/ - --------------------------BEGIN INCLUDED TEXT-------------------- TYPO3-CORE-SA-2013-002: Cross-Site Scripting and Remote Code Execution Vulnerability in TYPO3 Core July 30, 2013 Category: TYPO3 Core Author: Georg Ringer Keywords: Cross-Site Scripting, Remote Code Execution It has been discovered that TYPO3 Core is vulnerable to Cross-Site Scripting and Remote Code Execution Component Type: TYPO3 Core Vulnerability Types: Cross-Site Scripting, Remote Code Execution Overall Severity: Critical Release Date: July 30, 2013 Vulnerable subcomponent: Third Party Libraries used for audio and video playback Vulnerability Type: Cross-Site Scripting Affected Versions: All versions from 4.5.0 up to the development branch of 6.2 Severity: Medium Suggested CVSS v2.0: AV:N/AC:M/Au:N/C:N/I:P/A:N/E:H/RL:O/RC:C (What's that?) Related CVEs: CVE-2011-3642, CVE-2013-1464 Problem Description: TYPO3 bundles flash files for video and audio playback. Old versions of FlowPlayer and flashmedia are susceptible to Cross-Site Scripting. No authentication is required to exploit this vulnerability. Solution: Update to the TYPO3 version 4.5.29, 4.7.14, 6.0.8 or 6.1.3 that fix the problem described! Credits: Credits go to Markus Pieton and Vytautas Paulikas who discovered and reported the issues. Vulnerable subcomponent: Backend File Upload / File Abstraction Layer Vulnerability Type: Remote Code Execution by arbitrary file creation Affected Versions: All versions from 6.0.0 up to the development branch of 6.2 Severity: Critical Suggested CVSS v2.0: AV:N/AC:L/Au:S/C:C/I:C/A:C/E:F/RL:O/RC:C (What's that?) CVE: Not yet assigned Problem Description: The file upload component and the File Abstraction Layer are failing to check for denied file extensions, which allows authenticated editors (even with limited permissions) to upload php files with arbitrary code, which can then be executed in web server's context. Solution: Update to the TYPO3 version 6.0.8 or 6.1.3 that fix the problem described! Credits: Credits go to Sebastian Nerz who discovered and reported the issue. General Advice: Follow the recommendations that are given in the TYPO3 Security Guide. Please subscribe to the typo3-announce mailing list. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBUfnqlRLndAQH1ShLAQI3+A/+OfJfonb7fUZCQepSid02n5mIud0AuPBx 3bInTbTPxD3dITrH3obzvT+P/g2GGEPUHzsD20w+lH/C8I6OZ/tdCQfrxO0XImSr mtrMZ0SzIIpduJSWl9vAhSxPCiwhOj6TzyiH0zWt5Mm/PBgIwWkFtdlQChZdrRv9 YoC5PtpThfQo7pNcxMnjDNApoB1WGxdWshWVvzotTamqbqf/ZfpY7hBXFIGbZ24/ /wubIBT5G11hDRWiquVaYOI+YmRHuGV8f3goGNHz+T1oax/Dx/+5HBPcS24+7Lng iaPkhwVzyr0PFJTJ3Yr5dxN7VT7WHYUh0nj/Hk9sQ7+Ex01Ndq3PwJ+DBbWZgH0T NlaHezw3/Ot0ew6UO7eCeMTA6J1axr/pE9LMDztCISRqghwDpgd7j0dGplAt1a6S nKu5P6kQyLUKQON+ic0CJOGv4HAlspI+xw9hQwcq8Dil7louKVXxwdB6ps7bG7Cy 0Ax84T6AiEH7zx9OJ/fc3xj1xa0DfA3BtCOdx+1Q33lkSK2n5Qkbe45QKoccoVTO odvaKThosktHTY2d+3oyTJOMyzrUpthvI/t0jmvS0rSRPKXbU4wT8IFUNIA2Wlrf hyATxWnRMEQ9DU6I11z5LP1AEXtAwjGUDrBMo/f/XTVuPR3ksZxeKxTMv0zZl5E3 ziQwv44ReXw= =mAA4 -----END PGP SIGNATURE-----