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Security Bulletin: Multiple Vulnerabilities in IBM Java Runtime Affect IBM Sterling Secure Proxy

Security Bulletin


Summary

There are multiple vulnerabilities in IBM® Runtime Environment Java™ Version 1.8
used by IBM Sterling Secure Proxy. These issues were disclosed as part of the IBM Java SDK updates in January 2019.

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 more information
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-2018-1890
DESCRIPTION: IBM SDK, Java Technology Edition Version 8 on the AIX platform uses absolute RPATHs which may facilitate code injection and privilege elevation by local users.
CVSS Base Score: 5.6
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/152081  for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L)

CVEID:  CVE-2019-2426
DESCRIPTION: An unspecified vulnerability 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 Sterling Secure Proxy 6.0.0.0 through 6.0.0.0 iFix 1

IBM Sterling Secure Proxy 3.4.3.0 through 3.4.3.2 iFix 4

IBM Sterling Secure Proxy 3.4.2.0 through 3.4.2.0 iFix 17

Remediation/Fixes

Product

VRMF

iFix

Remediation/First Fix

IBM Secure Proxy

6.0.0.0

MFT10242

Fix Central

IBM Sterling Secure Proxy

3.4.3.2

MFT10242

Fix Central

IBM Sterling Secure Proxy

3.4.2.0

MFT10242

Fix Central

Workarounds and Mitigations

None.

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Important Note

IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk.

References

Off

Acknowledgement

None.

Change History

May 28 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.

Document Location

Worldwide

[{"Business Unit":{"code":"BU012","label":"WCE"},"Product":{"code":"SS6PNW","label":"Sterling Secure Proxy"},"Component":"","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF016","label":"Linux"},{"code":"PF033","label":"Windows"}],"Version":"6.0.0.0;3.4.3.2;3.4.2.0","Edition":""}]

Document Information

Modified date:
28 May 2019

UID

ibm10885937