Security Bulletin
Summary
IBM DataQuant has addressed the following vulnerability.
Vulnerability Details
Advisory CVE: CVE-2018-8036
CVEID: CVE-2018-8036
DESCRIPTION: Apache PDFBox is vulnerable to a denial of service, caused by an out of memory exception in AFMParser. By persuading a victim to open a specially-crafted file, a remote attacker could exploit this vulnerability to cause the application to enter into an infinite loop.
CVSS Base Score: 5.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/145592 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
Affected Products and Versions
|
Affected IBM DataQuant |
Affected Versions |
|
IBM DataQuant for z/OS |
2.1 |
|
IBM DataQuant for Multiplatforms |
2.1 |
Remediation/Fixes
None. See 'Workarounds and Mitigations'.
Workarounds and Mitigations
Use the following instructions to replace DataQuant’s Apache POI library with the latest version, which is 3.17:
1. Install 7-Zip or other file archiver.
2. Download POI 3.17 (https://www.apache.org/dyn/closer.lua/poi/release/bin/poi-bin-3.17-2017…).
Find the following jar files inside the archive:
poi-3.17.jar
poi-ooxml-3.17.jar
poi-ooxml-schemas-3.17.jar
commons-collections4-4.1.jar (under "lib" folder)
commons-codec-1.10.jar (under "lib" folder)
commons-logging-1.2.jar (under "lib" folder)
curvesapi-1.04.jar (under "ooxml-lib" folder)
xmlbeans-2.6.0.jar (under "ooxml-lib" folder)
3. In the DataQuant for Workstation\plugins folder, rename com.ibm.bi.core.poi_2.1.7.20170216.jar to com.ibm.bi.core.poi_2.1.7.20170216.zip and open it in the archiver that you have installed in step #1.
- Remove everything from the "lib" folder
- Copy the poi-3.17.jar,poi-ooxml-3.17.jar,poi-ooxml-schemas-3.17.jar,xmlbeans-2.6.0.jar,
curvesapi-1.04.jar,commons-collections4-4.1.jar files into the "lib" folder
- Modify the META-INF\MANIFEST-MF file.
Instead of
Bundle-ClassPath: .,lib/poi-3.12-20150511.jar,lib/poi-ooxml-3.12-20150511.jar,
lib/poi-ooxml-schemas-3.12-20150511.jar,
lib/xmlbeans-2.6.0.jar
type
Bundle-ClassPath: .,lib/poi-3.17.jar,lib/poi-ooxml-3.17.jar,
lib/poi-ooxml-schemas-3.17.jar,lib/xmlbeans-2.6.0.jar,
lib/curvesapi-1.04.jar,lib/commons-collections4-4.1.jar
Make sure that there are spaces at the beginning of the second and the third line
- Save changes, close the archiver, and rename com.ibm.bi.core.poi_2.1.7.20170216.zip
to
com.ibm.bi.core.poi_2.1.7.20170216.jar
4. In the DataQuant for Workstation\plugins folder, rename
com.ibm.rsbi.textanalytics.doc_2.1.7.20170216.jar
to
com.ibm.rsbi.textanalytics.doc_2.1.7.20170216.zip and open it in the archiver.
- Remove everything from the "lib" folder
- Copy the poi-3.17.jar,poi-ooxml-3.17.jar,poi-ooxml-schemas-3.17.jar,xmlbeans-2.6.0.jar files into the "lib" folder
- Modify META-INF\MANIFEST-MF file.
Instead of
Bundle-ClassPath: .,lib/poi-3.12-20150511.jar,lib/poi-ooxml-3.12-20150511.jar,
lib/poi-ooxml-schemas-3.12-20150511.jar,lib/poi-scratchpad-3.12-20150511.jar
type
Bundle-ClassPath: .,lib/poi-3.17.jar,lib/poi-ooxml-3.17.jar,
lib/poi-ooxml-schemas-3.17.jar,lib/xmlbeans-2.6.0.jar
Make sure that there is a space at the beginning of the second line
-Save changes, close the archiver, and rename com.ibm.rsbi.textanalytics.doc_2.1.7.20170216.zip
to
com.ibm.rsbi.textanalytics.doc_2.1.7.20170216.jar
5. In the DataQuant for Workstation\plugins\com.ibm.bi.thirdparty_2.1.7.20170216 folder
- Remove commons-codec-1.6.jar and commons-logging-1.1.3.jar from the "Other" folder
- Copy commons-codec-1.10.jar and commons-logging-1.2.jar into the the "Other" folder
- Modify META-INF\MANIFEST.MF.
Instead of
Bundle-ClassPath: Other/mail.jar,
Other/DPDFGen.jar,Other/js.jar,
Other/ commons-logging-1.1.3.jar,
Other/httpclient-4.3.1.jar,
Other/httpcore-4.3.jar,
Other/commons-codec-1.6.jar,Other/pdfbox-1.7.0.jar,
Other/fontbox-1.7.0.jar,Other/jackson-annotations-2.2.2.jar,
Other/jackson-core-2.2.2.jar,Other/jackson-databind-2.2.2.jar,
Other/httpmime-4.3.jar
type
Bundle-ClassPath: Other/mail.jar,
Other/DPDFGen.jar,Other/js.jar,
Other/commons-logging-1.2.jar,
Other/httpclient-4.3.1.jar,
Other/httpcore-4.3.jar,
Other/commons-codec-1.10.jar,Other/pdfbox-1.7.0.jar,
Other/fontbox-1.7.0.jar,Other/jackson-annotations-2.2.2.jar,
Other/jackson-core-2.2.2.jar,Other/jackson-databind-2.2.2.jar,
Other/httpmime-4.3.jar
Make sure that there are spaces at the beginning of each line (with the exception of the first line)
- Save changes
6. Run Data Quant for Workstation with the following command line parameters:
dataquant.exe -clean -clearPersistedState
7. For DataQuant for WebSphere\DataQuantWebSphere21.war, rename DataQuantWebSphere21.war to DataQuantWebSphere21.zip and open it in the file archiver.
Make the changes described in steps #3 and #5 inside the DataQuantWebSphere21.zip\WEB-INF\eclipse\plugins folder or replace the existing com.ibm.bi.core.poi_2.1.7.20170216.jar and com.ibm.bi.thirdparty_2.1.7.20170216 folders with the updated ones from the workstation version
- Close file archiver
- Rename DataQuantWebSphere21.zip to DataQuantWebSphere21.war
- Redeploy DataQuantWebSphere21.war on your web server
8. For DataQuant for WebSphere\DataQuantWebSphere21.ear, rename DataQuantWebSphere21.ear
to
DataQuantWebSphere21.zip and open it in the file archiver.
Make the changes described in step #7 for the DataQuantWebSphere21.war file which is inside the DataQuantWebSphere21.zip archive
or
replace the existing DataQuantWebSphere21.war with the updated DataQuantWebSphere21.war from step #7
- Close file archiver
- Rename DataQuantWebSphere21.zip to DataQuantWebSphere21.ear
- Redeploy DataQuantWebSphere21.ear on your web server
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References
Change History
15 August 2018. Original version published.
*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
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
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Document Information
Modified date:
12 February 2021
UID
ibm10725995