TITLE: SSRT5971- HP Tru64 UNIX - Potential ftpd Remote Denial of Service (DoS) Copyright (c) Hewlett-Packard Company 2005. All rights reserved. PRODUCT: HP Tru64 UNIX [R] V4.0F SOURCE: Hewlett-Packard Company ECO INFORMATION: ECO Name: DUXKIT0026426-V40FB22-ES-20050913 ECO Kit Approximate Size: 3.14MB Kit Applies To: HP Tru64 UNIX V4.0F PK8 (BL22) ECO Kit CHECKSUMS: /usr/bin/sum results: 53719 3220 /usr/bin/cksum results: 299470954 3297280 MD5 results: f31c7a6d8907f66bb6292d9fd45b22a3 SHA1 results: 8966e2b2ebb50e8780e73e63ab58706c1f8ae37e ECO KIT SUMMARY: A dupatch-based, Early Release Patch kit exists for HP Tru64 UNIX V4.0F that contains solutions to the following problem(s): A potential remotely exploitable Denial of Service (DoS) vulnerability has been identified in HP Tru64 UNIX ftpd (File Transfer Protocol server daemon). Under certain circumstances, authorized users could cause an ftp server to become unresponsive. The Patch Kit Installation Instructions and the Patch Summary and Release Notes documents provide patch kit installation and removal instructions and a summary of each patch. Please read these documents prior to installing patches on your system. INSTALLATION NOTES: 1) Install this kit with the dupatch utility that is included in the patch kit. You may need to baseline your system if you have manually changed system files on your system. The dupatch utility provides the baselining capability. 2) The patch in this ERP kit does not have any file intersections with any other ERP available at this time for this product version. 3) This ERP kit will NOT install over any Customer Specific Patches (CSPs) which have file intersections with this ERP kit. Contact your normal Service Provider for assistance if the installation of this ERP kit is blocked by any of your installed CSPs. INSTALLATION PREREQUISITES: You must have installed HP Tru64 UNIX V4.0F PK8 (BL22) prior to installing this Early Release Patch Kit. SUPERSEDE INFORMATION: None KNOWN PROBLEMS WITH THE PATCH KIT: None. RELEASE NOTES FOR DUXKIT0026426-V40FB22-ES-20050913: Release Notes This document summarizes the contents and special instructions for the Digital UNIX V4.0F patches contained in this kit. For information about installing or removing patches, baselining, and general patch management, see the Patch Kit Installation Instructions document. 1 Release Notes This Early Release Patch Kit Distribution contains: - fixes that resolve the problem(s) reported in: o 3 * for Digital UNIX V4.0F DUV40FB22AS0008-20030730.tar (BL22) The patches in this kit are being released early for general customer use. Refer to the Release Notes for a summary of each patch and installation prerequisites. Patches in this kit are installed by running dupatch from the directory in which the kit was untarred. For example, as root on the target system: > mkdir -p /tmp/CSPkit1 > cd /tmp/CSPkit1 > > tar -xpvf DUV40D13-C0044900-1285-20000328.tar > cd patch_kit > ./dupatch 2 Special Instructions There are no special instructions for Digital UNIX V4.0F Patch C1100.00 3 Summary of CSPatches contained in this kit Digital UNIX V4.0F PatchId Summary Of Fix ---------------------------------------- C1100.00 ERP for SSRT5971, ftp 4 Additional information from Engineering None 5 Affected system files This patch delivers the following files: Digital UNIX V4.0F Patch C1100.00 ./usr/sbin/ftpd CHECKSUM: 20043 128 SUBSET: OSFCLINET440 [R] UNIX is a registered trademark in the United States and other countries licensed exclusively through X/Open Company Limited. Copyright Hewlett-Packard Company 2005. All Rights reserved. This software is proprietary to and embodies the confidential technology of Hewlett-Packard Company. Possession, use, or copying of this software and media is authorized only pursuant to a valid written license from Hewlett-Packard or an authorized sublicensor. This ECO has not been through an exhaustive field test process. Due to the experimental stage of this ECO/workaround, Hewlett-Packard makes no representations regarding its use or performance. The customer shall have the sole responsibility for adequate protection and back-up data used in conjunction with this ECO/workaround.