Security Bulletin: A denial of service vulnerability in OpenSSL affects IBM InfoSphere Information Server

Security Bulletin

Summary

A denial of service vulnerability in OpenSSL used by IBM InfoSphere Information Server was addressed.

Vulnerability Details

CVEID: CVE-2020-1971
DESCRIPTION: OpenSSL is vulnerable to a denial of service, caused by a NULL pointer dereference. If the GENERAL_NAME_cmp function contain an EDIPARTYNAME, an attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/192748 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Affected Product(s)	Version(s)
InfoSphere Information Server	11.7

Remediation/Fixes

Product	VRMF	APAR	Remediation/First Fix
InfoSphere Information Server, Information Server on Cloud	11.7	JR63253	--Apply InfoSphere Information Server version 11.7.1.0 --Apply InfoSphere Information Server version 11.7.1.0 Fix Pack 1 --Apply InfoSphere Information Server 11.7.1.1 Service Pack 1 For Red Hat 8 installations, contact IBM Customer support. Note: The ODBC drivers are not affected by this vulnerability.

Contact Technical Support:

In the United States and Canada dial 1-800-IBM-SERV
View the support contacts for other countries outside of the United States.
Electronically open a Service Request with Information Server Technical Support.

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Change History

01 Apr 2021: Initial Publication
30 Jun 2021: clean up title of link

*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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Security Bulletin: A denial of service vulnerability in OpenSSL affects IBM InfoSphere Information Server