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-----BEGIN PGP SIGNED MESSAGE----- =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2003.0680 -- ISS Security Brief ProFTPD ASCII File Remote Compromise Vulnerability 24 September 2003 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: ProFTPD Publisher: ISS X-Force Operating System: UNIX Impact: Root Compromise Access Required: Remote Comment: Patches and updated packages are available from ftp.proftpd.org - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Internet Security Systems Security Brief September 23, 2003 ProFTPD ASCII File Remote Compromise Vulnerability Synopsis: ISS X-Force has discovered a flaw in the ProFTPD Unix FTP server. ProFTPD is a highly configurable FTP (File Transfer Protocol) server for Unix that allows for per-directory access restrictions, easy configuration of virtual FTP servers, and support for multiple authentication mechanisms. A flaw exists in the ProFTPD component that handles incoming ASCII file transfers. Impact: An attacker capable of uploading files to the vulnerable system can trigger a buffer overflow and execute arbitrary code to gain complete control of the system. Attackers may use this vulnerability to destroy, steal, or manipulate data on vulnerable FTP sites. Affected Versions: ProFTPD 1.2.7 ProFTPD 1.2.8 ProFTPD 1.2.8rc1 ProFTPD 1.2.8rc2 ProFTPD 1.2.9rc1 ProFTPD 1.2.9rc2 Note: Versions previous to version 1.2.7 may also be vulnerable. For the complete ISS X-Force Security Advisory, please visit: http://xforce.iss.net/xforce/alerts/id/154 ______ About Internet Security Systems (ISS) Founded in 1994, Internet Security Systems (ISS) (Nasdaq: ISSX) is a pioneer and world leader in software and services that protect critical online resources from an ever-changing spectrum of threats and misuse. Internet Security Systems is headquartered in Atlanta, GA, with additional operations throughout the Americas, Asia, Australia, Europe and the Middle East. Copyright (c) 2003 Internet Security Systems, Inc. All rights reserved worldwide. Permission is hereby granted for the electronic redistribution of this document. It is not to be edited or altered in any way without the express written consent of the Internet Security Systems X-Force. If you wish to reprint the whole or any part of this document in any other medium excluding electronic media, please email xforce@iss.net for permission. 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X-Force PGP Key available on MIT's PGP key server and PGP.com's key server, as well as at http://www.iss.net/security_center/sensitive.php Please send suggestions, updates, and comments to: X-Force xforce@iss.net of Internet Security Systems, Inc. - -----BEGIN PGP SIGNATURE----- Version: 2.6.2 iQCVAwUBP3BeFTRfJiV99eG9AQG2ngP/XopPpEYCbR6HSYhObaK+c2D32kwfiQEP CJqXmoljU661kBKvL2RclLF8tutegL3T44/5utBuVgzCWALSRrJiJgZMWafRtE7m lnl7V5Rzo7aEBxhmiaOqdLoNgzNd8NTtSkPrcFQZxjrQe9FvpIgsyiuY6ADNoDfH mXStpCwCFWg= =TZR3 - -----END PGP SIGNATURE----- - --------------------------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. 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 If you believe that your computer system has been compromised or attacked in any way, we encourage you to let us know by completing the secure National IT Incident Reporting Form at: http://www.auscert.org.au/render.html?it=3192 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 iQCVAwUBP3EBQSh9+71yA2DNAQFxkgP+N09R9HOdHUeIMaAOdwHY5VcYbyfKy1KO tTa7lax6OkMmOXjRVaLPY1n2QKCiRxEJpWQy/oR8iXoD8TFOD7O5zPIasDAlWHxN 05Af4L2V9eqsG9XuYaJThDLgr2faTfUeeWwZNP2JGnUqJc552XUfcPK1SeAfSFXe uOsnNmG+hEQ= =Ruck -----END PGP SIGNATURE-----