From yarn-issues-return-135012-archive-asf-public=cust-asf.ponee.io@hadoop.apache.org Tue Jan 16 22:30:05 2018 Return-Path: X-Original-To: archive-asf-public@eu.ponee.io Delivered-To: archive-asf-public@eu.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by mx-eu-01.ponee.io (Postfix) with ESMTP id 37F4A18065B for ; Tue, 16 Jan 2018 22:30:05 +0100 (CET) Received: by cust-asf.ponee.io (Postfix) id 27CE1160C46; Tue, 16 Jan 2018 21:30:05 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id 6E721160C1D for ; Tue, 16 Jan 2018 22:30:04 +0100 (CET) Received: (qmail 60792 invoked by uid 500); 16 Jan 2018 21:30:03 -0000 Mailing-List: contact yarn-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list yarn-issues@hadoop.apache.org Received: (qmail 60781 invoked by uid 99); 16 Jan 2018 21:30:03 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd3-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 16 Jan 2018 21:30:03 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd3-us-west.apache.org (ASF Mail Server at spamd3-us-west.apache.org) with ESMTP id 0700A1808BA for ; Tue, 16 Jan 2018 21:30:03 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd3-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -108.711 X-Spam-Level: X-Spam-Status: No, score=-108.711 tagged_above=-999 required=6.31 tests=[ENV_AND_HDR_SPF_MATCH=-0.5, RCVD_IN_DNSWL_LOW=-0.7, SPF_PASS=-0.001, T_RP_MATCHES_RCVD=-0.01, USER_IN_DEF_SPF_WL=-7.5, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-us.apache.org ([10.40.0.8]) by localhost (spamd3-us-west.apache.org [10.40.0.10]) (amavisd-new, port 10024) with ESMTP id AfZ78AK6sW2K for ; Tue, 16 Jan 2018 21:30:02 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with ESMTP id 338385FB3E for ; Tue, 16 Jan 2018 21:30:02 +0000 (UTC) Received: from jira-lw-us.apache.org (unknown [207.244.88.139]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id B3E04E25B6 for ; Tue, 16 Jan 2018 21:30:01 +0000 (UTC) Received: from jira-lw-us.apache.org (localhost [127.0.0.1]) by jira-lw-us.apache.org (ASF Mail Server at jira-lw-us.apache.org) with ESMTP id 1663B21306 for ; Tue, 16 Jan 2018 21:30:01 +0000 (UTC) Date: Tue, 16 Jan 2018 21:30:01 +0000 (UTC) From: "Eric Yang (JIRA)" To: yarn-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (YARN-7590) Improve container-executor validation check MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/YARN-7590?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eric Yang updated YARN-7590: ---------------------------- Attachment: YARN-7590.branch-2.6.000.patch > Improve container-executor validation check > ------------------------------------------- > > Key: YARN-7590 > URL: https://issues.apache.org/jira/browse/YARN-7590 > Project: Hadoop YARN > Issue Type: Improvement > Components: security, yarn > Affects Versions: 2.0.1-alpha, 2.2.0, 2.3.0, 2.4.0, 2.5.0, 2.6.0, 2.7.0, 2.8.0, 2.8.1, 3.0.0-beta1 > Reporter: Eric Yang > Assignee: Eric Yang > Priority: Major > Fix For: 3.1.0, 2.10.0, 3.0.1 > > Attachments: YARN-7590.001.patch, YARN-7590.002.patch, YARN-7590.003.patch, YARN-7590.004.patch, YARN-7590.005.patch, YARN-7590.006.patch, YARN-7590.007.patch, YARN-7590.008.patch, YARN-7590.009.patch, YARN-7590.010.patch, YARN-7590.branch-2.000.patch, YARN-7590.branch-2.6.000.patch, YARN-7590.branch-2.7.000.patch, YARN-7590.branch-2.8.000.patch, YARN-7590.branch-2.9.000.patch > > > There is minimum check for prefix path for container-executor. If YARN is compromised, attacker can use container-executor to change system files ownership: > {code} > /usr/local/hadoop/bin/container-executor spark yarn 0 etc /home/yarn/tokens /home/spark / ls > {code} > This will change /etc to be owned by spark user: > {code} > # ls -ld /etc > drwxr-s---. 110 spark hadoop 8192 Nov 21 20:00 /etc > {code} > Spark user can rewrite /etc files to gain more access. We can improve this with additional check in container-executor: > # Make sure the prefix path is owned by the same user as the caller to container-executor. > # Make sure the log directory prefix is owned by the same user as the caller. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscribe@hadoop.apache.org For additional commands, e-mail: yarn-issues-help@hadoop.apache.org