Security Bulletin: Multiple vulnerabilities in IBM Java Runtime affect IBM Sterling External Authentication Server

Security Bulletin

Summary

There are multiple vulnerabilities in IBM® Runtime Environment Java™ Version 1.8 used by IBM Sterling External Authentication Server. IBM Sterling External Authentication Server has addressed the applicable CVEs.

Vulnerability Details

CVEID: CVE-2019-4732
DESCRIPTION: IBM SDK, Java Technology Edition Version 7.0.0.0 through 7.0.10.55, 7.1.0.0 through 7.1.4.55, and 8.0.0.0 through 8.0.6.0 could allow a local authenticated attacker to execute arbitrary code on the system, caused by DLL search order hijacking vulnerability in Microsoft Windows client. By placing a specially-crafted file in a compromised folder, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 172618.
CVSS Base score: 7.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/172618 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H)

Affected Products and Versions

Affected Product(s)	Version(s)
Sterling External Authentication Server	2.4.2
IBM External Authentication Server	6.0
IBM Sterling External Authentication Server	2.4.3.2

Remediation/Fixes

*Product*	*VRMF*	*iFix*	*Remediation/First Fix*
IBM Secure External Authentication Server	6.0.1.0	iFix 2	Fix Central
IBM Secure External Authentication Server	6.0.0.1	iFix 3	Fix Central
IBM Sterling External Authentication Server	2.4.3.2	iFix 7	Fix Central
IBM Sterling External Authentication Server	2.4.2.0	iFix 16	Fix Central

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Change History

24 Mar 2020: Initial Publication

*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.

Document Location

Worldwide

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Tips

Security Bulletin: Multiple vulnerabilities in IBM Java Runtime affect IBM Sterling External Authentication Server