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AUSCERT External Security Bulletin Redistribution
ESB-2019.1614
Multiple vulnerabilities in IBM Java Runtime affect IBM Datapower Gateway
8 May 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM DataPower Gateways
Publisher: IBM
Operating System: Network Appliance
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-2426 CVE-2018-12547
Reference: ASB-2019.0018
ESB-2019.1587
ESB-2019.1581
ESB-2019.1568
Original Bulletin:
https://www.ibm.com/support/docview.wss?uid=ibm10883656
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Security Bulletin: Multiple vulnerabilities in IBM Java Runtime affect IBM
Datapower Gateway
CVE-2018-12547;CVE-2019-2426
Security Bulletin
Document information
More support for: IBM DataPower Gateways
Software version: 7.5, 7.6, 2018.4
Operating system(s): Firmware
Reference #: 0883656
Modified date: 07 May 2019
Summary
There are multiple vulnerabilities in IBM(R) Runtime Environment Java(TM), Versions
7.1-4 and 8.0-5 used by IBM DataPower Gateway. IBM DataPower Gateway has
addressed the applicable CVEs.
Vulnerability Details
CVEID: CVE-2018-12547
DESCRIPTION: Eclipse OpenJ9 is vulnerable to a buffer overflow, caused by
improper bounds checking by the jio_snprintf() and jio_vsnprintf() functions.
By sending an overly long argument, a remote attacker could overflow a buffer
and execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 9.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
157512 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)
CVEID: CVE-2019-2426
DESCRIPTION: An unspecified vulnerability in Oracle Java SE related to the Java
SE Networking component could allow an unauthenticated attacker to obtain
sensitive information resulting in a low confidentiality impact using unknown
attack vectors.
CVSS Base Score: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
155744 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)
Affected Products and Versions
IBM DataPower Gateway: 7.5.0.0-7.5.0.20
IBM DataPower Gateway: 7.5.1.0-7.5.1.19
IBM DataPower Gateway: 7.5.2.0-7.5.2.19
IBM DataPower Gateway: 7.6.0.0-7.6.0.13
IBM DataPower Gateway: 7.7.0.0-2018.4.1.4
Remediation/Fixes
Product VRMF APAR Remediation / First Fix
IBM DataPower Gateway 7.5.0.21 IT28893 Apply the fix pack
IBM DataPower Gateway 7.5.1.20 IT28893 Apply the fix pack
IBM DataPower Gateway 7.5.2.20 IT28893 Apply the fix pack
IBM DataPower Gateway 7.6.0.14 IT28893 Apply the fix pack
IBM DataPower Gateway 2018.4.1.5 IT28893 Apply the fix pack
For unsupported versions, IBM recommends upgrading to a fixed, supported
version of the product.
Workarounds and Mitigations
None
Reference
Complete CVSS v3 Guide
On-line Calculator v3
Related Information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
7 May 2019: 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
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.
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