04 April 2019
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.3140.2 Security Bulletin: A vulnerability in Apache Solr affects IBM InfoSphere Information Server 4 April 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM InfoSphere Information Server Publisher: IBM Operating System: AIX Linux variants Windows Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Resolution: Mitigation CVE Names: CVE-2017-12629 Reference: ESB-2017.3096 ESB-2017.2943 ESB-2017.2656 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=swg22010330 Revision History: April 4 2019: Updated with latest publication December 8 2017: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: A vulnerability in Apache Solr affects IBM InfoSphere Information Server Document information More support for: InfoSphere Information Server Component: -- Software version: 11.5, 11.7 Operating system(s): AIX, Linux, Windows Reference #: 2010330 Modified date: 03 April 2019 Summary A vulnerability in Apache Solr was addressed by IBM InfoSphere Information Server. Vulnerability Details CVEID: CVE-2017-12629 DESCRIPTION: Apache Lucene could allow a remote attacker to execute arbitrary code on the system, caused by improper handling of XML External Entity (XXE) entries when parsing to RunExecutableListener class. By using a Config API add-listener command to reach the RunExecutableListener class, an attacker could exploit this vulnerability to execute arbitrary code on the system. CVSS Base Score: 9.8 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 133524 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) Affected Products and Versions The following product, running on all supported platforms, is affected: IBM InfoSphere Information Server Data Quality Exception Console: version 11.5, 11.7 IBM InfoSphere Information Analyzer: version 11.5, 11.7 IBM InfoSphere Information Server on Cloud version 11.5, 11.7 Remediation/Fixes For version 11.7, a fix is available by installing Information Server 22.214.171.124 Service Pack 1 or later. Alternatively, the Mitigation steps may be done. Workarounds and Mitigations The following steps should be done: a) Fix the Solr server start script: o On UNIX: 1. Edit /opt/IBM/InformationServer/shared-open-source/solr/start-solr.sh 2. In the third line from the end of the file, change $EXEC "$ROOTDIR/solr/install/bin/solr" $SOLR_START_CMD -cloud -s "$ROOTDIR/solr/data/$i" -p $SCPI -z $HOSTNAME:$ZKPI to $EXEC "$ROOTDIR/solr/install/bin/solr" $SOLR_START_CMD -cloud -s "$ROOTDIR/solr/data/$i" -p $SCPI -z $HOSTNAME:$ZKPI -Ddisable.configEdit=true o On Windows: 1. Edit C:\IBM\InformationServer\shared-open-source\solr\start-solr.bat 2. In the third line from the end of the file, change "%SOLR_ROOT_DIRECTORY%install\bin\solr.cmd" start -cloud -s "%SOLR_ROOT_DIRECTORY:"=%data\!NODEID!" -p !SCPI! -z %HOSTNAME%:!ZKPI! !FOREGROUND! to "%SOLR_ROOT_DIRECTORY%install\bin\solr.cmd" start -cloud -s "%SOLR_ROOT_DIRECTORY:"=%data\!NODEID!" -p !SCPI! -z %HOSTNAME%:!ZKPI! !FOREGROUND! -Ddisable.configEdit=true b) Follow the instructions in Step 2 of Technote to restart the InfoSrvZookeeper, InfoSrvKafka and InfoSrvSolrCloud services. Change History 07 December 2017: Original version published 03 April 2019: Added version 11.7, fix is in 126.96.36.199 Service Pack 1 & later, or do Mitigation steps *The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin. Disclaimer According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY. Cross reference information Product Component Platform Version Edition InfoSphere Information Not AIX, Linux, 11.5, Server Applicable Windows 11.7 - --------------------------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 firstname.lastname@example.org 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. 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